OST file serve as backbone of Outlook .store and synchronize mailbox data with Exchange server. If Outlook offline then OST file allow user to access their data and work offline. OST file syncs automatically ,ensure that all your offline work update when once outlook connect with exchange server .In this Blog ,we explore manual method to OST file synchronization error .
However it observed that when you open outlook and attempt to sync with exchange server mailbox then it fail to sync .it result many OST synchronization error messages show. Issue appear in Sync Issue log within Delete item folder .Such synchronization problem occur when one or more corrupted email message find in OST file .these issue not fix in sync process .In this blog we explain how to fix these issue.

Common reasons for Exchange OST file Synchronization Error

Synchronization error occur when connect an OST file to an Exchange mailbox .These error arise for different reason depending on Outlook version include 2003, 2007, 2010, 2013, 2016, and 2019.

• Network connectivity issue primary cause of synchronization problems.
• Downtime of Exchange server prevent Outlook success synchronization with exchange mailbox
• Common factor include unexpected system shutdown ,large OST file, and malware or virus infection

Effective Solution to resolve OST file Sync Error

OST file in Outlook synchronizes with Exchange Server mailbox when stable connection with server available. Synchronization speed depending factor as data volume and Outlook version. This article explains various step to resolve synchronization issue ,including verifying user profile and check cached Exchange mode .Follow effective help us resolve error

Check OST file Synchronization

Ensure OST file sync correctly with Exchange server ,following these steps

• Right -click folder which you want to check and select
• Properties Navigate Synchronization tab If sync tab not visible ,it means Outlook profile not configure with offline folders
• Select “Statistics ” option for folder and verifying following attributes

  Server folder contains: [Number of items in Server]

  Offline folder contains: [Number of items in OST file]

  Last synchronized on: [Date and time ]

If No issue with OST synchronization ,items count in both server folder and offline folder same. If item values different ,it indicate a synchronization conflict between server and offline folder .then you follow these step verify Outlook profile settings

In Outlook 2010,2007,2003

• Navigate “File ” menu and select “Account setting ” then click “Account form ” again from dropdown list.
• In “Data Files ” tab ,select your “Mailbox – [account name]” and select Change .
• Navigate “Email tab ” select “Mailbox – [account name],” and click “Change.”
• Ensure “Use Cached Exchange Mode ” option is selected ,then click “OK”
• In “Account Settings” window, click “Close” to exit

How OST file Synchronization Works with Exchange Server

Now you use two methods for Synchronize offline Offline folders – Manual and Automatic .both resolve OST file synchronization issue effectively

Manual Synchronization Method

This method synchronize offline folder in Outlook version 2010,2013,2016and 2019

• Navigate “Folder List” pane and select folder for synchronize
• Navigate “Tools” menu select “Send/Receive ” then choose “Microsoft Exchange Server.” .select specific folder for synchronize
• In Tools menu select “Send/Receive All” to synchronize all folder

Once synchronization process begin ,a status message appear on Computer screen .If your mailbox contains many items and offline folder not synchronized for long time then synchronize process take long time it may take 30-40 minute

Automatic Synchronization Method

with method OST file automatically sync with exchange server each time Outlook connection establish.

• Navigate “Tools” and select “Options”
• In Mail Setup tab, Check box Send immediately when connected.”
• In Send/Receive section, select “Send/Receive Groups.
• Check option “Perform an automatic send/receive when exiting.”
• Click close

Use Professional to Resolve OST File Synchronization Error

If you unable to resolve OST file synchronization issue , you use Microsoft ‘s built -in repair tool “ScanOST.exe” .These tool designed for repair issue related to OST and PST files. If these fail to resolve issue ,you can use Goldytools OST to PST converter tool .If you have Oversized OST file and corrupted OST file then these recovery oversized and corrupted OST file

An OST file stores offline copy of essential outlook data ,including email, contact, and attachment .Day by day message add in OST file and OST file size increase .If OST file not manage properly then OST file cross size limit and it effect outlook performance or even Application crash .In this blog we explore what happen When OST file become tool large and provide method to resolve these issue

Top Reason why your OST file Become too large in Outlook

There are several reason for OST file increase in size.

• Sending receiving numbers of email daily basis
• Storing email with heavy attachment (such as image ,video ,or document)
• Regularly not delete or archive old email and along with not empty Deleted Item folder
• If Outlook configure a large amount of email for offline

All these factor contribute to increase OST file size

What happen when your OST file become too large

Oversize OST file generate various problem

• Outlook unbale to open or load oversize OST file
• Once OST file cross it size limit then no new add data with OST file
• An oversized OST file disrupt many Outlook functioning
• Large OST file easily corrupted

What is maximum size limit for OST file?

OST file size depend on version of Microsoft Outlook

• Outlook 2007 Support OST file Up to 20 GB
• Outlook 2010 and later Support OST file Up to 50 GB

Once file size reach its size limit ,immediate manage and reduce file size

How to Manually fix OST file too large issue in Outlook

There are several manual method available to resolve issue in oversize OST file. applying these method for reduce risk of file corruption

• Regularly remove outdated email from OST file
• Download important attachment on your device and delete them from outlook.
• Permanently delete item from “Deleted items folder” to free up space in OST file
• Rename exist OST file and allow outlook regenerate a new OST file

Disable or Remove Unwanted add-ins in Outlook

When OST file Become too large ,it is important reduce size OST file to improve Outlook performance here is many method for reduce size of OST file

• Once Outlook open ,follow these steps
• click on file tab in top menu
• Select option from sidebar
• choose add-in from left hand menu
• Next select COM add-ins from dropdown list and click Go
• Uncheck all add-ins that not use and click OK

Use Outlook Built -in too to Compact large OST files

Reduce size of OST file by removing all unnecessary data. follow these step

• First ,Navigate home tab in Outlook and open Deleted items folder
• Right click on folder and select Empty folder for permanently delete it.
• Next follow these step for compact
• Click on Data file tabs ,then choose OST file and click settings
• Next navigate Advanced tab and click Outlook Data file Settings
• Finally click compact Now reduce OST file size

How to turn off shared folder Sync in Outlook

Shared folders in Outlook increase size of OST file size ,which effect Outlook performance Disable synchronization for shared folders by following these simple step:

• Open Outlook and click on file tab
• Next navigate Account Setting then select Account setting from dropdown menu
• Under Data file tab ,select OST file file associate with account
• Click setting then navigate advance tab
• Next select Outlook Data File Settings and uncheck option Download Shared Folders.
• Finally click OK ,then close and restart outlook application to apply changes

Disadvantages of Using Manual Method

Manual method resolve minor issue with Outlook OST file they have many limitation .Below give many draw back of Manual method

• Manual method involve multiple steps and which take long time for complete it
• If OST file highly corrupted ,manual method fail resolve it.
• Risk of accidental data loss when use manual method

Top recommended tool to repair and Manage OST file too Large

Goldytools OST to PST Recovery is an effective solution for recovering corrupted OST file .It allow you spilt OST file into multiple smaller size of PST file which you size define in tool without data lose or technical complexity .Company provide demo version that include all feature and you save 25 items per folder .if you satisfied with demo version ,you purchase full software

Conclusion

Above we share multiple method to reduce size OST file .you are use either manual method and professional method for get data from corrupted OST file .we recommend using professional tool

Microsoft Outlook use email client in Business world .it stores data in two primary file formats: OST and PST .OST file use in Microsoft Exchange Server to allow user to work offline .if any change made offline automatically synchronized with server once internet connection available.
However when error detected in Outlook OST file .These issue arise due to various reason .Some common causes

• File corrupted by software or hardware issue.
• Virus or malware effect OST file.
• Forced terminate of Microsoft Outlook.
• Oversized OST file.
• Failure Mailbox synchronization with Exchange server.
• Improper System shutdown

Manual Methods to Repair Error in Outlook OST File

Resolve error detected in Outlook OST file ,Many effective method available ,Some common use list below

Method 1:

Create new OST file

• Open Control Panel ,then navigate to User Accounts
• Next ,click on Mail option
• In Mail Setup dialog box ,click on Show Profile
• Select desired profile name ,then click on Properties
• Click on “Email Accounts” then go to Account setting section
• Now click on “Data files” tab and select appropriate account
• Next click on “Open file location ” to access OST file directory
• Close all open dialog such as Account Setting and Mail Setup
• Open File Explorer window ,delete corrupted OST file
• When you reopen MS Outlook ,new OST file automatically create

Method2:

Create a New outlook Profile

• Delete exiting Outlook profile associate with OST file.
• Create new Outlook profile
• Set new create profile as default profile in Outlook

Method3:

Repair OST file Using scanpst.exe

• run ” scanpst.exe ” by administrator Credentials
• Click browse button and open corrupted OST file
• click start button for start process
• If error detected then click on repair button to fix it
• After repair process complete ,a confirmation message appear

Using automatic tool to Fix OST file Error

A simple and reliable method to fix error in OST file by use professional software Goldytools OST to PST converter. this tool designed for repair corrupted OST file and fix unnecessary error in OST file .Some important feature given below

• Recovery corrupted OST file and export data other file format as PST,PDF,RTF,DOC,HTML,MHT,MSG,EML
• Recover Outlook items as email, task, contact, etc.
• Use date filter option to recovery on specific date which you need in OST file
• choose two different recovery mode for OST file corruption
• High speed scanning mode Support Outlook
• encrypted OST file and accurate data recovery
• Support all version of Microsoft Outlook
• Support all windows version10, 8, 7, Vista, 2003, XP, and 2000.

Step to Fix Error in Outlook OST File

• Launch Goldytools OST to PST Software
• Click open button then select Browse button and add OST file
• Choose recovery mode -Standard ,Advanced mode and click OK button
• Scanning process begin automatically
• Once scan process completed click OK button ++Preview recovered item by click them
• Now choose item you want to save and export them in Your desired format(MSG,EML,RTF,DOC ,HTML,MHT,PDF

Conclusion

The manual process to fix error in Outlook OST file complex and require technical expert .For quicker and more easy solution ,use reliable professional tool Goldytool OST to PST converted highly recommend .it repair corrupted and inaccessible OST file and save multiple format.

IF you face challenge convert OST to PST format ,this blog provide you reliable and effective solution to help complete your conversion easily .It also provide every step convert corrupted or damaged OST file which inaccessible in Microsoft Outlook. Highly corrupted ,complete set of offline mail box data successfully recovered and converted into PST format

Top Reason for convert OST file to PST format

Common question arise in user mind Why it necessary to convert OST to PST ?There are several reason for conversion . Below some important factor for converting OST to PST format.

Due to System crash or Failure

MS Exchange Server face unexcepted issue as crash, system failure ,virus attacks and other error. Due to such issue user not able to connect to exchange server .in this condition outlook profile display many error .Convert OST file to PST format user get their data and resolve such issue.

Accidental Deletion:

Convert OST to PST provide recovery of mailbox data which accidentally deleted from Exchange Server

Migration of Mailbox Data

Convert OST to PST process of migrate data from one system to another system. This is beneficial when an organization plan to relocate other location then user transfer their data in new environment

Unable to Access the Exchange Server

Convert OST to PST is necessary during plan Exchange Server downtime or maintenance .In such condition user not access Exchange server and user not access their mailbox data . If user want to access their mail data then Convert OST to PST format.

How can Easily Convert OST to PST files

Several third party OST to PST convert tool available in market .we recommend that user first try manual method

Manual method for Convert OST to PST
Open Microsoft Outlook 2013 on your computer.

click on file tab and choose open and Export option

Select Open & Export tab and click Import/Export

After click on import /export option , a dialog box appear. Select on “Export to a file ” and click “Next” to process

Now select “Outlook data file (.pst) “and click Next to continue process

Select folder which you want to export choose necessary file and click Next

Now select “Allow duplicates to be created” to export file and then click Finish to complete process

After complete process ,dialog box appear prompt you to set optional password .Click OK and Outlook profile save in PST format at specified location

Conclusion

Manual method used to accomplish this task.it not guarantee data security and risk data .Solution not successful approach when OST file corrupted.
In such situation user can use third party tool like Goldytools OST to PST converter. Software recovered corrupted and inaccessible OST file .

If user want to copy Outlook OST data file from one syetm to another another system like other file.it can not open ,access, and import OST file directly in Outlook . User want access data of OST then User convert OST file into PST format.
OST file add to Outlook and if outlook in Offline mode then you access OST data .if you want to OST file move to new system. OST file data important data for every one which use outlook .But if you want access directly it other system not possible .there indirect method to achieve it . in this post we explore these method in this post.
If you admin of Exchange server then you configure account in Outlook in new system ,You can directly down load data from Exchange server .Bt you want transfer OST file to another System then you first convert OST file to PST format file.

How to find location of OST file

If you configure With Exchange server ,IMAP ,or Office 365 account you can find location OST by Outlook Account setting then get OST file path.

1. Open MS Outlook and select File Option
2. In Info section ,select Account Setting option .then select Account Settings
3. In account setting window .select account associate with OST file . then click Data file tab and select open File Location
4. This open folder where your OST file are store

Copy OST file to USB derive from default location and transfer to other computer
If Outlook application not functioning properly ,you can access OST file by Control Panel.
After transfer OST file to another system you was not open it manually in Outlook .Outlook support only PST file .if you access mailbox data ,First you convert OST file to PST file.
If you want to use the same account with available content of mailbox then export it as PST file and then transfer this PST file into Outlook application.

Export mailbox data to PST file

• Open file in Outlook
• In Open & Exportation ,select Import/Export
• Select Export to file option ,then click Next button
• Select Outlook .pst file and Click Next
• Select folder which you want to transfer account .Then click Next
• Choose exclude duplicate items. then select destination for export PST by browse button .Press Finish button for completes process

After export PST file ,you can import it using same process

Import PST file to Outlook

• Go to File Menu Microsoft Outlook
• Click on Open & Export then select Import/Export Option
• Select Import from other application .then click next button
• Use browse button to add PST file and click OK button
• Press Finish button to Complete import process

Conclusion

User need to convert OST file data to PST file when user want use same account to other Computer .First create account in Outlook on other computer then automatically create mailbaosx folder .then you import PST file from old System
If Outlook file not working .then you use Professional Goldytools OST to PST converter Tool to convert which convert all OST file to PST file.

OST is Important component of Microsoft Outlook that permits user to work offline.it store mailbox data local system and automatically synchronizes with Exchnage Server Once connected to it. If OST file become inaccessible or encrypted ,then user loss their important data. there are reliable method available to repair or convert damaged or encrypted OST file into PST Format.
Before exploring solution for convert encrytpted and password – protected OST file.First understand OST files become inaccessible or encrypted

What is OST file and how it become inaccessible or encrypted?

OST file is a local copy of mailbox data store on system when outlook is connected Exchange mode. it enable user to to access ,view, and modify their mailbox data as email, contact and calendar when it offline . if any change done it OST file offline mode. when OST file connect to Exchange server change automatically synchronized with sever.

Common reason why OST file become inaccessible and encrypted

• Issue with exchange server ,like hardware or software error
• Unexpected delete of user profile and mailbox data
• reason Hardware of software problems
• Encryption of OST file by user or by organization security policies
• Effective Method for Repair and Convert Inaccessible OST files.
• Repair and Convert Inaccessible OST file is not easy task .it require a certain level of expert and technical knowledge .There are many reliable method available that repair and convert OST file to PST file format

Method 1:Repair OST file by Scanpst.exe or Inbox Repair Tool

• Scanpst.exe built in Microsoft Outlook to repair mirror issue in OST file.
• First closed Microsoft Outlook and then Control Panel
• Click on Programs and Features then select Ms Office from program.
• Choose “Change” then select Repair Option
• Follow instruction to complete OST file repair process

Method 2: Exchange Server mailbox Using Mailbox Export Request

If user have Exchange Server administrative privileges and Exchange Management Shell then they use Mailbox Export Request feature to transfer data from an OST file to PST file . Follow Below step one by on

• Open Exchange Management Shell and run following command:



• Replace “User ” with actual username and \\Server\Share\user.pst with full network path name and file anme
• Press enter for mailbox export request
• Wait for Process finish it take time depending on mail box size.

Manual Method Draw Back

• It take time for Large OST file or Highly corrupted OST .It takes several hour completed repair process
• Manual method not recovery data from encrypted or Corrupted OST file. Inbox Repair tool repair minor issue
• In Many method have risk of data loss and it change database structure.

Best way Convert Encrypted OST file without data loss

User use professional OST to PST converter tool which available on line. Goldytools OST to PST converter most reliable and effective solution with user friendly interface which recovered Encrypted file and Corrupted and Save in many file format as EML,MSG, PST ,PDF,HTML,DOC,RTF

Conclusion

OST file become inaccessible or encrypted .it effect workflow and on Outlook performance .in this post we discuss both method manual method and Professional Goldytools OST to PST Converter .In Manual Method have data lose risk and some limitation .So we recommended user use professional tool which recovered encrypted file or password -protected OST file.

Microsoft Outlook most popular and widely used email client .OST file allow user to work with their mailbox data when it Offline. Outlook configure with Outlook 365 and store their mailbox data in OST file .These files sometime corrupted due to many reasons .
In this Blog we explore most common reason for OST file corruption and share solution to fix these issue

Overview of OST Files?

OST fie are contain copy of user mailbox data which store on Exchange Server. OST fie are contain copy of user mailbox data which store on Exchange Server.OST file enable user to access their mailbox data while offline, local store data continue available of mailbox content. Once Outlook connect with Exchange server then OST file automatically synchronizes with server mailbox .This functionality appears convenient

Common reason for OST file Corruption

Some time OST file interrupted during synchronization process due to poor or unstable internet connection -it become corrupted .Once OST file corrupted then it effect on Outlook performance .
there are many common reasons for OST file corruption .which categorized into hardware and software -relative reason

Hardware – Relative causes of OST file Corruption

These issue arise from improper configuration ,failure in computer hardware component as Hard drives ,RAM ,power supply

1. Network Disruptions
2. Storage device Failure
3. Bad Sectors on Disk
4. Sudden Power cut

OST File Corrupt due to Software failure

Problem reason by logical inconsistencies classify as software relative issue .these error occur when software bug ,virus or malware infection ,application crash or install software from untrusted source.

1. Limitations within Outlook Application
2. Unexpected Close Outlook
3. Storage limit in Outlook

Top six solution to fix OST file Problem

Method 1: Launch Outlook in Safe Mode

Main purpose of starting Outlook in Safe Mode is to disable which cause error during startup. Now Outlook lauch safely without any corrupted add -ins or files. Open Outlook in Safe Mode ,use command :outlook.exe /safe.

Method 2: Update Folder Contents

This method involves change folder property to resolve issue inaccessible OST file.it applicable only Outloook2010

1. First Right -click folder and select property .
2. A Dialog box appear .Click on Clear Offline items then click OK
3. Next On Outlook 20210 ribbon ,click Send /Receive
4. Finally ,click Update folder to apply and save setting.

Method 3: Turns Off Firewall settings

user can temporarily disable antivirus application and fireball setting and they scan all incoming and outgoing emails. these windows functioning block Microsoft outlook .To resolve these issue , it recommended to disable security setting and restart Outlook.

Method 4: Reduce OST file Size

A large OST file generate various issue ,Such outlook performance and File corruption .after delete items they remain in Deleted folder .
Delete item from “Deleted Items” folder individually its time consuming process .By compressing OST file ,you reduce extra space take by deleted items.

Method 5: Utilize Scanost.exe Tool

Microsoft provide ScanOST.exe tool scan all mailbox items in OST file stored in Exchnage server by using ScanOST.exe resolve minor corruption issue . OST Integrity checker available only in Outlook 2007 ,outloo2010 and later version .But In newer version of Outlook ,if you use ScanOST.exe to fix error in OST file

Method 6: Professional Software

If Manual method not resolve issue then use professional tool. Goldytools OST to PST converter is repair corrupted OST file and save in different format Such as PST,EMLMSG,DOC,PDF,RTF,HTML,MHT
Tool provide fastest scanning speed and compatible all version of Outlook .You use free demo version

Conclusion

I have describe all solution relative OST file corruption file. When yoiu face OST file corruption then you use these method .Goldytools OST to PST Converter highly recommended which recovered corrupted OST file without any lose.

Free Solution for Extracting Emails from OST files

In blog we demonstrate how to extract email from OST file .Here we discuss about both manual and third party tool .;Microsoft Outlook store data in two format : OST file and PST file.OST file allow offline access to mailbox data ,PST file use for store email ,contact ,calendar ,etc.

Manual Techniques for Email Extraction from OST file

Method-1 :Use MS outlook ‘s “Import/Export Option” for Extract Email

Follow steps below to export data from Outlook using the Import/Export Option

1. Open MS Outlook on Your system
2. Click on File and select Open & Export tab
3. Next ,Select Import/Export option
4. In Import/Expot Wizard ,Select “Export to a file ” and press Next
5. Select data for export as PST file and Click Next
6. Finally Select destination for export file and click Finish.

Note: This process require connection to Exchange server

Method-2 Extract Email from OST file with Archive Feature

Use follow step to save email on your system

1. Open MS Outlook
2. Navigate File and select Option from menu
3. In Options Window ,Select Advanced tab
4. Next click on AutoArchive Settings options in AutoArchive section.
5. Configure archive setting and click OK to apply

Note: You can not extract contacts from OST files using this technique.

Method-3:How to Extract email from OST file use Drag & Drop Option

Use drag – and drop feature in Outlook to save email items ,including contact and other data fom OST file

1. Open MS Outlook and Select email to save .
2. Next drag and drop select email to destination and they save as separate .msg file

Note: Msg file can accessed using outlook or any EML Viewer
Above process can time- consuming and repetitive ,Require multiple step until full process completed

Professional Method for Saving OST file Email

Goldytools OST to PST Converter is recommended ease and reliability solution for extract email from OST file. This tool convert OST file email to multiple format such as PST ,EML, MSG, DOC, PDF, RTF, HTML, MHT.it provide advanced features such as Data range and split PST t option.This software recovered and restore corrupted OST file and inaccessible file

Conclusion

This blog cover four method – three manual and one professional method for extract data from OST file. Manual method have some limitation and time consuming .Professional method quick ,reliable and user friendly and Migrate Large volume of data without any limitation.

Not Reduce OST file size after Archiving Error fix

Growing size of Microsoft Outlook data file common issue due to its use for email communication for across organization. If user delete email items but OST file doesn’t reduce .This result error “Outlook OST size not reducing after archiving .”So there any solution to resolve this issue . Yes there are many strategies to handle it. Most reliable solution conversion OST file to PST format for backup .Use professional tool OST to PST Converter tool is permanently solution for this issue

Manual Method to fix “OST File Size Not Reducing After Archiving” issue

we explore manual method to resolve issue of OST file Size not reduce after Archiving

Method1 :Reduce Outlook’s mailbox manually

To reduce size of Outlook mailbox user’s use Mailbox cleanup tool .this utility help user view total size mailbox and size of individual folder. Below following step you can reduce and manage size of your mailbox size.

1. select on file Tab
2. Next select tool and then choose Mailbox cleanup
3. After this .choose any of following action
4. To view size entire mailbox ,select on View-mailbox-size

If you want to find older emails, do following

Method 2:Reduce size OST data file

OST file linked with Microsoft Exchange Server account. OST file not delete automatically ,even when item removed from server .Shrinking files a practical solution to improve Outlook performance and reduce size
If you want compact OST file following these step

1. Delete unnecessary emails
2. Then open Folder list view
3. Bottom of navigate pane Click Folder List icon. you can press CTRL+6 for it.
4. Next, Right – click on Deleted items folder in Navigate Pane
5. Then Click on Empty folder then select File > Account Settings.
6. Once completed click on Data files tab and select file you want to compact
7. Next select on setting then navigate Advanced tab and choose Outlook Data File Settings.
8. Click Ok
9. Outlook not need to open during process of compact Offline OST file Process .
10. if you need delete any both offline and online folder ,follow these step
11. Select setting then navigate Advanced tab and choose Outlook Data File Settings.
12. Select item which you want delete
13. Next click Delete

This Manual Method resolve issue of Outlook OST file size not reducing after archive .It require technical expert and this process time consuming and complex with risk of data lose if all step not perform carefully

Professional Method

For resolve issue of Outlook OST file size not reduce after archiving ,you need use Goldytools OST to PST Converter tool this with user friendly inter face and not need technical expert.

Conclusion

In this blog we explore both manual and professional method for solve issue .Manual Method need technical expert and time consume where as professional tool provide easy and secure solution .so we recommend you to use professional too.

How to Easily Extract Calendar from OST File

Calendars play important role in Daily ,it helps us for maintain organize meeting, event, parries and important function,. Microsoft Outlook provide a calendar feature to support our need. However store data in cloud carry risk such as data lose or corruption .Therefore regular backup much necessary .This blog explore about manual and Professional OST to PST Converter tool for Extracting calendar data from OST file

Effective Method for Export Calendar Data from OST file Outlook

If you need easy and reliable solution to extract calendar data from OST file then we recommended for Goldytools OST to PST Converter provide User friendly method to Export calendar from OST file. Otherwise you use manual method for it user require more time and technical knowledge.

Method1:How to Manual export Calendar from OST file

Before extract from PST file .First you check OST file accessible if OST file accessible then Manual method .If OST file not access then we recommend to use Professionals tool

Step to manual extract Calendar from Outlook 2013,2016 and 2019

1. Open Outlook application and select file tab
2. Click on Open&Export Then click Import/Export Option
3. Click Next then choose Calendar
4. Check include subfolder ,then click Next
5. Finally ,choose destination folder to save exported file ,then click Finish.

If you are using older version of Outlook ,Please follow below steps

Steps Manual Extract Calendar Data in Outlook2010

1. Open Outlook select File>Options . click on Advanced tab
2. Now select Export Option ,now Choose Outlook file(.pst)
3. Click Next for process.
4. Select calendar ,check Include subfolder option and now click Next
5. Finally specify destination path for file and click Finish for complete process

If you are using Outlook 2007 .please follow below option

Step to Manual extract Calendar form Outlook 2007

1. Launch Outlook click on File Tab and select Import/Export
2. Choose Export Option ,then click Next
3. Select PST file Option ,Then Click Next
4. Now choose Calendar ,then check Include subfolder Option
5. Final browse desired location and file name and click OK

Following these step user successfully extract calendar data from OST file .Manual method take more time and if file inaccessible then this method not work. to recovered corrupted data we recommended to OST recovery tool

Professional Method for Extracting Calendar data from Outlook OST file

Goldytools OST to PST Converter is reliable and trusted solution For various issue relative OST file .Tool provide many feature and user friendly interface .Some additional key feature given below

1. Tool provide date range filter option
2. Compatible all version Outlook and Windows Operation System
3. Tool recovered and Inaccessible OST file

Conclusion

this article provide reliable User interface for user easily extract calendar data from OST file . Method discuss both practical and proven effective . These dependable techniques outline ,choice now to implement them require

If you searching best solution to convert OST to PST format ,you are in right place .In this we guide you OST to PST Converter entire Process in detail. So first we explore about OST recovery steps ,under stand Microsoft Outlook its format and some important background.

Microsoft Outlook OST file

OST file in Microsoft Outlook is Offline Storage file. You continue work with Outlook if Exchange connect or disconnect or when Outlook connect Exchange server then all changes automatically synchronize data .OST file store copy of Outlook data local system .we recover information in case server crash ,network issue or PST corruption. We not accurate to say That OST file are effect to technical issue . Many factor can corrupt or damage OST file or inaccessible. if you migrate data one place to other then this method very help full for you.

Why we need to convert OST file to PST
Virus or Malware Interruption:

Antivirus program can protect your system from countless virus and Malware infection . But if it can not compatible with system ,it interfere with other applications. SO it important to choose your antivirus software carefully .if you want safe your data from malware then You convert OST file to PST format.

Network Connectors Disrupt Workflow:

Synchronize data from one location to another ,a network connection require .this connection relies on cable and network cards. If any one component damged .it can disrupt the process and corrupt OST file

Storage Usage Limit:

OST file storage limitation which varies depend on Version of Outlook. IF file exceed it size limit ,It become corrupted or inaccessible.

Unexpected Power Failure

Unexpected power failure cause corruption in system applications.OST file is sensitive and sudden power failure corrupted OST file.

Process for Converting OST to PST

Now we understand reason why OST file become inaccessible and Corruption .User need to transfer their data from inaccessible file to PST file. for OST file conversion you need best solution for OST to PST Converter tool. there are many tool available in market .But Goldytools OST to PST converter one reliable and effective tool in Market for convert OST file.

Goldytools OST to PST Converter.

Goldytools OST to PST Converter extract items from OST file and save items in PST file or other format.it provide fastest conversion process., it take few minute for convert large OST file into PST file.

Key Features of the Goldytools OST to PST Tool
Quick and Easy Retrieval of Corrupt OST Data

Tool recovery from corrupted OST file and Inaccessible OST file ,Restore all data such as emails ,calendar ,contact ,task ,notes etc.

Trial Version:

demo version recover corrupted OST file and save restore data from every mailbox which allow recovery and save 25 items per folder

Preview recovery item before save

tool provide preview feature ,allowing user to view and quality of recovery data before complete conversion process.

How to open OST file without outlook on Windows

This article explore about how to open OST file without install outlook on your system. there is no manual method for open OST file without Outlook on system. We recommend to use third party solution – Goldytools OST Viewer tool for open OST file without Outlook

Common reason to Open OST file without Outlook

Microsoft Outlook is one of most widely used email client for user manage their data with other person in Organization .Email application provide many feature to manage email ,contact, task ,note ,etc.
Outlook used to work with Exchange server and Exchange Server store user data . Outlook store mailbox data locally in OST file format allow to user access their email when offline Outlook
OST file data file outlook which contain copy of mailbox items from sever.it allow to user access and work with their email ,calendar and when outlook offline mode. If you want view the contain of OST the Microsoft Outlook software install on system.
If you need to access data of corrupted OST file ,preview OST file data send by client without outlook .In such case user you use third party tool which preview to OST file data without Outlook software

How to access corrupted or Inaccessible OST file without Outlook

If your OST file corrupted and inaccessible then we recommend you to use Goldytools OST to PST Converter Software which recover corrupted and inaccessible OST file .this tool convert OST file into in different format such as PST ,EML,MSG,PDF,DOC ,RDF ,HTML,MHT .

Easy Method to open OST file without Outlook

Now we explore about effective method to open OST file without Outlook software .after research we not found any manual method which open OST file without Outlook software .Our team finding most reliable secure and user-friendly solution which open OST file without Outlook is Goldytools OST Viewer.
OST Viewer if free of cost by using this software user preview OST file data include email ,contact , tasks ,notes ,calendar ,etc. and user preview email content of email and also find attachment file name

OST Viewer if free of cost by using this software user preview OST file data include email ,contact , tasks ,notes ,calendar ,etc. and user preview email content of email and also find attachment file name
Software with no risk of data lose and data integrity or no file limitation .user easy preview OST file data item without any risk and without Outlook file installation. By use Goldytools OST to PST converter user convert OST file to other format such as EML,MSG ,DOC,PDF,PST ,MHT,HTML,RTF .

Step – by -step Guide for Open OST file without Outlook

You can easily open ,preview OST file data on your pc without install Outlook Software .Just follow these step

1. First down load and install OST Viewer tool then run it as administrator credential on your Compute
2. Click browse button and choose OST file from your system
3. After select OST file then choose scanning mode then click next
4. To view any folder folder data then double click it
5. Now chcek the folders which you want to save and click next.
6. Now you select saving format as PST,PDF,DOC,RTF,HTML,MSG,EML and by use browse button choose saving location .
7. You configure necessary setting for conversation then click ok button.
8. after conversation process completed then show “Save file” dialog box show.

Conclusion:

Many user look for solution for OST file without install Outlook on system .but not find any manual method for open OST file without install Outlook .SO we recommend you use Goldytools OST viewer Software .it provide free of cost and save 25 items per folder.

Top 6 common Reason for Convert OST file to PST Format

OST and PST both file contain same type of data – such as email, contact, calender and task -. However OST and PST file serve different purpose and fuction differently within Outlook . Many times user need to convert OST file to PST format. In this article we explore most common scenario when user need to Convert OST file to PST file.

Comparison OST and PST file Formats

Microsoft Outlook provide comprehensive set of feature to meet messaging and need of businesses and organization. Microsoft Outlook provide comprehensive set of feature to meet messaging and need of businesses and organization. In Corporate Office Outlook use both internal communication among employe and external Client or Partners.
Microsoft Outlook function work as personal information manager.It store a wide range of data – including email ,contact,calendar,task,note etc .there are main types of these file :OST and PST file.
When Outlook use as standalone application ,it create a PST file a file which store mailbox data.PST file associate with POP3 , IMAP and web- base email account. OST file create when Outlook configure with Exchange Server account and Cached Exchange Mode enabled.
OST file store all mailbox data in offline mode on user’s computer.user use email ,calendars,contact,and other email items without internet connection.Once network connect then all change restore in Exchange server account,all offline change automatically synchronized with Exchange server.

Why OST to PST conversion necessary?

Now days OST to PST conversion become widely discussed topic across internet. but you know about when we necessary to convert OST file to PST format.There are many reason for convert OST to PST format.Now Below discuss top 6 reason where need for Convert OST to PST file.

Exchange Server Failure

Various factor for Exchange server failure ,including internal bugs ,power failure ,virus or malware .When Exchange server crash then connection between Outlook and Exchange server is lost.In such condition it impossible for user to access mailbox data by online connection. Repair Exchange server it take some time . OST file reside on local system ,it not access by online mode. If user need access OST file data then User convert OST file to PST file Format. Then user open data in Outlook .

Exchange Server Undergoing Maintenance

Microsoft Exchange Server require maintenance to performance and security. Microsoft Exchange Server require maintenance to performance and security .During scheduled maintenance ,access mail box data through exchange server impossible .OST file contain mailbox data , it work when it synchronization with exchange server. f you urgent need mailbox data then convert OST to PST file format.

Job Change

your Outlook profile linked to Exchange server in your Organization .Now you switch to other company ,access mailbox data store in old OST file become difficult. OST file some restriction they can open Outlook profile where original created .Now you need to convert OST file to PST file format which portable and easily open any other profile.

Data Migration

OST to PST conversion become essential when migrate data one place to other place. During Organization shift one place to other place then you need transfer data one system to other system .Since AN OST file can only Outlook profile where it created other it can not open.SO it must necessary Convert OST to PST file format.

How Recover Data from OST File

If you accidentally delete mailbox data from OST file ,Now you regenerate new OST file by Exchange server. However delete mail box data delete form Exchange server. Now use any Third party tool which get delete data from OST file and Save in PST format

Corrupted Mailbox Data

Some time OST file Corrupted due to many reason such as hard disk fail, system shutdown ,server Crash etc. Microsoft provide Integrity Check tool (scanost utility) it not working when Server Carsh .In user User used professional OST to PST tool which recover corrupted OST file and save in PST format

How to Successfully Convert OST to PST

To convert OST file to PST file user have two option : First Manual method and second Third party tool . Maul method is free but it has some limitation and risk of data lose . Third party tool ,Goldytools OST to PST converter provide more , advanced efficient, and user-friendly solution. It Recovered corrupted OST file and Recovery deleted data in OST file.

Conclusion

:

In this article we explored difference between OST file and PST file and highlight top 6 scenarios wheres OST to PST conversion must necessary .Thirty party professional tool Goldytools OST to PST converter provide user friend environment and comes with free trial which convert 25 item per folder

If you urgently need to convert OST files to PST format and colleague recommend use a Professional OST to PST Converter tool .If you search for “Top OST to PST Converter ” on google then you find many option ,Now guide you how to find best OST to PST Converter tools
OST to PST both are two different types of Outlook data files , each file serve for different purpose
Microsoft not provide any utility for Convert OST File to PST ,There are many manual method which convert OST to PST file format but which have some limitation and risk of data lose .That why use Third party professional OST to PST Converter tool which convert OST to PST file format

Find the Best OST to PST Converter tool

If you search online OST to PST Converter tool then you find there many software vendor which provide OST to PST converter facility . Goldytools OST to PST Converter is best reliable and effective Solution. Why i recommend it Let me explain

User Reviews

Online review play biggest role for business growth. If user purchase any software then first user study about product review if product review best and software full fill user need then user purchase software .so product preview is major role in any company sales growth

Features

Goldytools OST to PST Converter provide you most advanced features compare to other company software.

Quick and Safe

OST to PST converter tools convert OST to PST and Other Format Such as PDF,DOC,HTML,EML,MSG etc It support all any file size and no limitation of file size. It not effect on original OST file during conversion process running.

Resolve Corruption Issues

It recovery corrupted OST file and Inaccessible file . Once recovery process complete then all stored data save in New PST file.it also recovery delete deleted mail and mailboxes data from OST file

File Preview

OST to PST Converter Software provide preview of your mailbox dat before conversion .the tool give flexibility to select specific folder for Recovery ,So user select this folder for recovery and after convert process complete user get specific folder data in New PST file

Export to Multiple File Format

Primary function of the software is convert OST file to PST file Format . Software provide saving other type format such EML,DOC,PDF,HTML,MHT. if user want to save OST file save any format.

Split PST File in Different size

If user want output big PST file into multiple pats .Software provide spilt option you can simple specify desired size for resulting PST file .the Tool generate multiple file and you get matching size which you define

User-Friendly Interface

Software provide easy User Interface .Both technical and non technical user can operate OST to PST converter tool.

Supports Outlook Versions and Windows Platforms

Software support OST file generate by all MS Outlook including 2000, 2002, 2003, 2007, 2010, 2013, and the latest 2016, 2019, etc. and Software run all Windows all platform Including 32bit and 64 bit

Cost

Price is an important role ,OST to PST Converter tool sand out not only with its powerful feature but also affordable price. your purchase this software only 30$.

Conclusion

This article explained exactly why user choose OST to PST Converter from Goldytools for Outlook user. that why it important to focus on functioning when select right OST to PST converter

Now Online world data is one of most valuable asset .In Microsoft Outlook ,OST and PST file format used for data storage.OST enable to user work without of network connection . Once internet connection is established ,OST file automatically synchronize and update with exchange server which done offline time.PST file store copy message , calendar ,contact ,task on local system .There are many condition when need to convert OST file to PST. Then we need professional software OST to PST Converter which converter OST file PST file without any change in structure and etc

Common reason for Convert OST to PST file

• PST file easy move from one system to other system
• if your Outlook profile not connected with exchange server due to Server crash, virus attach, system

failure then PST file help for recovery PST file data.

• During Exchange Maintenance ,PST file allow us to access your Outlook profile data.

How to convert OST to PST file

Many user search online to know about suitable method for converting OST to PST .There are two method :manual and third party tools. Manual method free of cost with some limitation and risk of data lose Where as third party tool save time ,effort and recovery the corrupted with accurate and efficient conversion .If you want to explore about manual method then following link explore manual method.

Professionals Tools

Goldytools developed with developed with advanced algorithms and all-in -one solution -Goldytools OST to PST converter which provide user friendly GUI . Goldytools OST to PST converter recovery corrupted and in accessible OST file.

Key feature of Goldytools OST to PST converter

• Software Convert Large size OST file to PST file without any size limit.
• Goldytools OST to PST converter Tools compatibility with all version of MS Outlook and Windows Operating System
• Software equipped with several user –centric feature. Such as two type scanning mode, Filter Option ,Split Option and Preview Option .By using Preview option user see all data before conversion.
• Software maintain data integrity and folder hierarchy after conversation
• Goldytools OST to PST converter OST file save different format such as PST,HTML,EML,MSG.DOC,RTF,PDF
• Software provide a PST split Option ,allow to user split OST file into desired size.
• Goldy provide demo version Goldytools OST file to PST which convert 20 items per folder in demo version free of cost.

Conclusion

There are some method available to convert OST file to PST. They come with limitation and risk of data lose .Goldytools OST to PST Converter is professional tool which recovery corrupted file and Inaccessible file .This come with many feature such filtering ,Split Option ,Save OST file in different Format. Goldytools OST to PST Converter provide a free demo version which converter 20 item per folder in demo version

Import OST to Outlook PST

Microsoft Outlook has Become most popular email platform, use for person and professional communicative .It provide user friendly interface and support multiple email account with powerful feature. Outlook use two data format :OST and PST. Outlook enables user to access their email offline Mode
Outlook automatically synchronize with the Exchange sever whenever it connect with Exchange Server.PST store all data such as email message ,attachment, contact, calendar and attachment on Local system. .When we necessary to import OST file from the Outlook ,below have few step for Understand it.

Condition

1. OST file Corrupted and Inaccessible due to System crash or unexpected shutdown.
2. PST file are portable and easy migrate to target system.
3. if accidentally deleted mail from PST file
4. During downtime ,PST allow to you access you outlook data

How to import OST form Outlook

OST to PST Converter is a reliable software .It import OST file form MS Outlook and it recovery damaged or corrupted OST file .Software analyze the corrupted an damaged before initialize conversion. Easily Software recovery OST file and save in PST file format .Software provide us User friendly interface.

Best Method to Import OST into Outlook PST

1. First Install Software and Run it.
2. Open the software and click “Add OST files ” from ribbon bar.
3. After choose ,a dialog box appear .Now user use browser or search for OST file .after file select then Click OK to process.
4. Choose OST file added to folder list allowing User preview select file.
5. No you selected specific files to converter then click “Export to Outlook PST” from ribbon bar.
6. After choose “Export to Outlook PST” option a dialog box pop -up.after check an uncheck sub folder then click next
7. After click “Next” ,you have option to export data to PST file base On Message and Data Range. Click “Next” and Complete the require details.
8. After summit all detail user wait for generate Report
9. After saving report then Click “Finish” button.

Why Choose an OST to Outlook PST Converter?

OST to PST Converter tool User friendly ,safe and Export OST to PST file Format.There are many benefit of tool given below
.Export all data of OST to PST file format
.Export all email OST file to Other Format as EML,MSG,DOC,PDF,RTF,HTML,MHT
.Support all version Outlook and all Version Windows
.Free demo export 20 items per Folder

Conclusion:

Goldytools OST to PST convert OST file To PST format.It recover corrupted OST file and inaccessible OST file. tool provide user friendly User interface ,User easy convert OST file to Other format , before purchase user use demo version ,demo version provide all feature. if user all requirement met in too then purchase full version

Some time Outlook or Outlook Web Access fail to connect or synchronize OST file with Exchange Server.

Following sign indicating issue

1. Email count in folder of Outlook Web Access(OWA) and Outlook 2003/2007/2010 may differ
2. we face issue when working with Outlook but disable cached mode everything work fine.
3. Error message appear when OST file synchronization with Exchange Server and Some time OST file inaccessible
4. OST file Synchronizing with exchange server few items missing in OST file-Such as emails ,tasks , contact and calendar

How to Resolve the Issue?

Microsoft offer OST Integrity Check tool free which repair synchronization issue between OST file and Exchange server.OST file scanning by free tool and compare number of item in OST file and Exchange mailbox server
Scanost.exe find any difference to reconcile them without any modification in mailbox data, after complete scanning Scanost.exe make issue log Report which store Delete items folder Sanost.exe can not resolve any issue then provide detail information about issue . issue relative detail information in email with subject line :”OST Integrity Check.”

OST Integrity Check for Outlook 2003/2007

1. Scanost.exe tool find and resolve inconsistencies OST File.OST Integrity Check tool automatically install in system when install Outlook .it fix OST file inconsistencies issue



(a)Double click Scanost.exe and enter profile name relative to OST file.Tool give two option for choose : connect or Work offline ,Now choose Connect option
(b)if user want to automatically fix difference at time scanning ,select check box option “Repair Error “.Then Click Begin Scan button and resolve OST file synchronization issue.

OST Integrity Check Outlook 2010 Users

For Outlook 2010 Scanost,exe is not include not include .if you face any issue in specific folder ,then it resynchronize manually . Follow below step:
(a) If user want resynchronized any folder then Right -click on this folder and select Properties from drop down menu
(b)Click on Clear Offline items then click “OK” to confirm
(c)Now Navigate in application ribbon and click Send/Receive tab to start the synchronization process.
(d)Click Update Folder to synchronize for select folder
If this process not resolve the issue then rebuild OST file and delete all data from folder then down load again from Exchange Server.

Steps to Rebuild an OST File:

Delete exiting data from OST file for need to be rebuild then Rename OST file.

1. First locate OST file by these step : first click Start button then open Run dialog box now pst following path location in run dialog box.

Windows XP: C:\ Documents and Settings \ \ Local Settings \ Application Data \ Microsoft \ Outlook
Windows Vista/7: C:\ Users \ \ AppData \ Local \ Microsoft \ Outlook

2. If folder not visible then need unhide them ,following these step
   (a)Open My computer then navigate to Tools /Organize menu and Select file option and search option from drop down list
   (b)In View tab ,uncheck the option “Hide extension for known file types”

3. By Default Cached copy of the exchange database save ad Outlook.ost .If OST file already exit then Outlook create new OST file with suffix as Outlook1.ost file .IF user want to rename this OST file
4. If error BOX show error “‘File is in Use”, make sure that Outlook .exe and Winword.exe processes not running . Open Task manager and look for Outlook.exe and Winword.exe ,if these process running ,If process running these terminate this process
5. After rename OST file then restart Outlook .then now how message box with message “Preparing for first use .”then Now wait for mailbox synchronization for OST file .Synchronization process depend on OST file size.

   If mailbox synced with OST file check issue .If problem not solve then user use third part tools.

Conclusion:

This blog explore about Outlook synchronization errors and provide few solution for fix this error .we have share five method for solve this issue if OST file issue not solve then user use free Goldytools OST to PST converter tool. By use this user fix issue. This tool repair corrupted OST file and Inaccessible file.

Ever Organization use exchange server email for communication .Now we have numerous OST File that store mailbox data .Now I want to delete OST file, but I am unsure how delete and what impact on Outlook
These type of queries common .If you have same question ,this blog for you In this blog we understand how delete OST file and understand it impact .

OST File Nature

1. OST file contain copy of Exchange mailbox data on Local system where Outlook running.
2. OST file help to user access mail data if Exchange server Offline.
3. if user have not account relative OST File then user delete OST file result permanent mail data
4. OST file converter to PST file using available Many conversion Method

Why OST file need to Delete?

User have many reason for delete OST file .Some common reason

1. “Synchronization is common issue in Outlook .When Outlook “Synchronization issue occur Then Outlook Application not work properly and shutting down while working.
2. An Overloaded OST file and Size issue to Corrupted and inaccessibility .In Such case Outlook stop functioning and need to delete Outlook OST file.
3. If EDB file inaccessible then Delete OST file and Recovery mail box data by use Recover OST file.

Location of OST file in System

Many user do not know the location of OST file in system .Now we describe location of OST file base on Outlook and Windows version .

Step to Delete OST file from Your computer

1. Open Running Dialog
   .Close Outlook if Outlook Open .
   ..Type run bar in search bar and open run application



2. Enter OST file Location
   Enter OS file location base on Windows and Outlook Version
   
   Delete OST File
   Once user get OST file location .right click on it and select delete from Drop -down menu

How to handle Corrupted OST file before Delete them?

If you have corrupted and Inaccessible file then convert OST to PST format and recover data .A professional recommended tool for recover OST file .
Goldytools OST to PST Converter tool is advanced tool for OST file recovery .it Recover corrupted and Inaccessible OST .

1. This tool any size OST file
2. It Recovery OST file and Save it into PST file and Other Format.
3. After converting OST to PST file then user want to delete the OST fie without and issue
4. PST file can access in any account by simple add PST file. Get PST file data.

User manage PST file size data by use Golytools OST to PST converter Software

Conclusion

there are many reason to delete OST file .
this blog cover all information relative OST file Delete. and give information about how to recover OST file. we understand that first we recover OST file by use Professional tool.in this we get mail data in PST and Other format.

Summary : Certain requirement require you to save OST file to MSG Format . if you searching for easy and effective method for conversion ,this provide you perfect solution .
In this guide ,you understand complete process of converting OST file to MSG Formt .For a safe and risk free approach ,use Goldytools OST to PST converter to save OST file to MSG Format,
Convert your OST file to MSG format ignore error and issue associated with OST file.MSG file support by popular client such as Outlook ,Thunderbird and Apple etc. due to it small size make it a convenient and efficient option for email .Know we understand to method to converter OST file to MSG.

Top factor to convert OST file to MSG format

Many factor user to convert OST file to MSG file Format. Each organization has different requirement for converter OST file. Now we understand most common factor for conversion process

1. Convert OST file to MSG ,allowing non-outlook user easily access MSG file
2. MSG format preserve original email metadata and Format.
3. Convert OST file MSG format ,it reducing the size oversize OST files
4. Convert OST file MSG format In this way we Take backup of OST file

Common requirement for OST to MSG conversion

Before convert OST to MSG conversion ,we know about common requirement .it protect OST during process and convert OST to MSG easily

1. Create backup of OST files at safe location
2. Scanning process check OST corruption it may effect on other file during Conversion process
3. Exclude empty folders during OST to MSG conversion .
4. Avoid convert sample OST file reputedly to prevent redundancy data loss .
5. Use reliable OST to MSG converter tool to ensure a quick and without risk of data lose

Best Method to Convert OST to MSG File.

Method 1: Drag and Drop method

This simple method primarily use for convert a small OST file to MSG format. Completed this method by this step

1. Select email folder of Outlook
2. Press Ctrl+A or Press Ctrl and select all email you want to convert
3. open the folder where you want to save mail
4. drag email form Outlook and drop into designated folder

Method 2:Easy step Convert OST to MSG using Save Option

Easily Convert every mail to MSG format by using Save option in Microsoft Outlook. Following these step to complete process

1. Open Microsoft Outlook on Your system and choose email you want to convert
2. Next step navigate to File tab option and Click on Save as
3. In save As, choose Outlook Message Format as output type
4. In save AS Select Message Format as output type

Disadvantage of manual method

Understand limitation and risk of manual method .Here are some common draw back and limitation associate with these method:

1. Using these method it disrupt data structure and folder hierarchy of OST file
2. Bu Using Manual user save OST file in MSG format but some time it complex and unrefillable
3. Corrupted and inaccessible OST file can not convert to MSG Format
4. Many time Data leak and data lose while perform these issue.

Best Automatic Solution for Convert OST file to MSG Format

If we use third part tool then we convert corrupted and not accessible file into MSG format without loss any data .it is is safe and secure method for convert OST file to MSG format
Professional tool like Goldytools OST to PST converter convert OST to MSG format and other Format as PST,HTML,DOC,PDF,RFT .these software convert corrupted and inaccessible file to Other Format

Feature of OST to PST converter tool:

1. Converts OST files to Other Format
2. Recovery corrupted or inaccessible file OST files.
3. Restore deleted data form OST file and save it.
4. Split Oversized file into small PST size according user requirement.

Conclusion

Convert OST file to MSG format is important for Organization and individuals .These article explore about OST file to MSG conversion. Here we describe about Manual and Third party tool .Manual method not guarantee success and face data lose problem .The safe and efficient software Goldytools OST file to PST convert which recover corrupted OST file and Save it many format

OST file store Important information But excessive data storage make it oversized and effect Outlook performance and generate multiple issue
In this article we provide you fix oversized OST file issue in Outlook with easy tricks.However if user OST file many time corrupted due to oversize ,user use Goldytools OST to PST Converter and split into multiple files..
Both and PST files store User important data ,Its contain user data including email ,calendar ,task ,calendars etc.

Difference between OST and PST files is that PST files works on Online mode and OST file work in Offline mode. Some time OST file size cross size limit then Corrupted OST file and impact Outlook performance

Mange OST file size should a top priority .Reduce OST file size it solved OST corruption issue.OSt file storage capacity depend Outlook version.

How do OST files exceed oversized limit?

OST file stores all data user generated or received since user account activatedIt include email emails , attachments calendar ,contacts , tasks , notes, Public folder ,etc.When user not delete unnecessary data ,it get collect ,exceed the file storage limit then OST file corrupted and Outlook face performance issue.
Oversized OST file increase by Large attachment file . If user not managed OST file size limit then user face Outlook performance issue .Hence it necessary to reduce Outlook OST file size ant maintain It Performance

Common issue due to oversize OST file

When User OST file become oversized then user face common problem,inluding

1. OST file can not be open or load
2. Unable to add data to OST file.
3. Error message genrate during Synchronization
4. common issue synchronization between OST file and MS Exchange Server.

Manual method to Fix common issue to Oversized OST file

there are many effective method to resolve to oversized OST file issue by using these method user save OST file for corruption and accessing their data any time.user follow basic step before applying manual method to shrink OST file to remove unsed and unwanted data from OST file.

1. Permanently delete unwanted data from OST File .
2. Save large OST File attachment on Local system for better performance
3. Regularly Clear Deleted items folder in OST Mailbox
4. Move and Change the name of OST file form it default location and generate it again

Now we explore the manual method to resolve oversized OST issue and improve Outlook performance

Method 1: Disable unwanted add-ins from Outlook to improve Outlook performance

Many add-ins in Outlook consume extra data from OST file and affect its performance .If user want to improve Outlook performance ,Disable add-ins to reduced OST file size.Follow these step

1. Click on File in Outlook then Select Options



2. In Outlook Option choose Add-ins and go to Manage .Choose COM Add-Ins and Click Go



3. Uncheck any unnecessary add-ins that not in use and click OK



Method 2. Archiving OST file data

Archiving OST file data help reduce OST file Size and remove some space on server . user change location archive OST file location in Local system .Archiving prevents the OST file from excess it predefined size limit . Follow steps below

1. Click on the File tab>click Tools>select Mailbox Cleanup.



2. Next, two available options.

–.user can move older mailbox data to archive folder by choose The AutoArchive option–
—Click Empty and delete data from Deleted folder.



Method 3. Using clean-up option

User can deleted unnecessary data and other data. Outlook provide a Cleaning Clean Up Option to remove unwanted email from Deleted items folder Follow these step-

1. Open Outlook then click navigate tab.
2. navigate tools and Click on Mailbox Cleanup
3. Select Empty under “Emptying the deleted items folder, permanently delete those items.”

Method 4.

Goldytools OST to PST Converter is powerful tool which repair corrupted filed and Save it into PST file format without any data loss
You can download “Trial Version” for free and retrieve your lost or inaccessible data in different formats as required. Features like an In-built search option, smart filters, splitting OST files, a complete preview of files,
Split PST feature in Goldytools OST to PST converter tool then resolve issue relative OST file Oversize.

MS Outlook is one of the popular email clients. It store data in OST and PST file .both are use difrenent purpose.OST allow user work offline ,and store local system if system one connect to network then it syncing with server.
PST file used for data migration, backup and import-export .But that is not main concerne here.if user looking OST to PST Converter tool ,then user fist understand what OST and PST file.in this blog we describe why ew need OST to PST Converter tool.

Common reason for convert Microsoft OST to PST.

There are several reason for Converting OST file to PST .Here some most popular reason.
How access and recover orphan OST file Data

1. Merger data old Outlook profile into New Outlook profile
2. Recovery corrupted OST file.
3. User need to rebuild Exchange server but some unsaved which need to recovered .

There are few common scenario where user can not access outlook profile data at this situation user need to conversion for OST file to PST file .Now user search for How to convert OST file to PST file.

How to Convert OST to PST in Microsoft Outlook

Your conversion method depend on question :Which OST file user want for convertion which currently connect to running Outlook profile?
If answer is yes ,user can need to export OTt file to PST by using Outllook export wizard.

Convert OST to PST Using Outlook ‘s Import and Export Feature.

By using this method user check Outlook install and user access user outlook profile which create OST file.

1. First Lunch Outlook



2. Next click File tab option in top of left panel



3. Then click on Open &Export and select Import/Export option from available all option



4. Now choose Export file option and Click to next.



5. Select Outlook Data File(.pst )an click to next



6. Now user select to specific folder or Entire Outlook account which user want to Export as a PSt file.



7. User apply filter option to include or exclude necessary data



8. Now By using Browser button select destionation location where user want to save PSt file.then suer click to Finish button to completed process.

Free Online OST to PST Converter

Many company claim that they convert OST to PST for free .but in Reality not true. they allow user convert OST to PST format if user want to down load converting file then they require payment for it .I advise user never use this type of website nowday anyone hackers access to your impotant data.
If user not access own Outlook Profile then most secure and reliable way to user third -party tool which take reasonability for data

If user searching a free OST to POST Converter tool.But they actually trial version which have some limitation.By using this tool user want to convert OST to PST file all data which converter some items per folder.

Best Professional OST to PST Converter Third party tool

It one of most trusted software which develop experience Engineers .Goldytools OST to PST converter tools repair corrupted ost file and Recovery deleted data from OST file and Save it Many Format As PST ,EML,MSG,DOC,HTML,MHT,DOC,PDF.
It advanced algorithm ensure data integrity and preserve original folder hierarchy during running recovery and mirgration process,

OST files are an integral part of Microsoft Outlook that enables users to work offline, make changes to the Outlook data, and then synchronize with the Exchange server whenever the connection is available. Nevertheless, some circumstances may cause the OST file to become unusable, and the user will receive the message “OST file is in use and cannot be accessed.”

This error commonly happens when Outlook cannot read or write on the OST file, and thus, users cannot access their emails, contacts, and other important information. By knowing the causes and applying the correct measures, users can easily return to their Outlook information and continue working.

Reasons for the “OST file is in Use and Cannot be Accessed” Issue

The issue “OST file is in use and cannot be accessed” is quite a popular one, and most often, it appears when the user is attempting to work with an Outlook data file. Here are some of the simple causes of this error:

• The Outlook data file may be opened in another application or process on your computer or device.
• The file may be opened in the read-only mode.
• The file has some problems with permissions.
• Multiple users running on the same OST file
• OST file accessed unauthorised
• Poor or bad internet connection
• The file could be damaged as a result of a virus attack or any other cause

Methods to fix the “OST file is in use and cannot be accessed” issue

Users can opt to work with manual and automated workarounds since error messages that state that the OST file is in use and cannot be accessed are inevitable. These solutions are:

Method 1: Disable Cached Exchange Mode

This error can be due to several reasons, but one of the most general is that while your Exchange Server is running in Cached mode, your Outlook client is not. This can occur if you have recently transferred your emails to a new computer or upgraded your Outlook version. Here, we will explain how to turn off the Exchange cached mode to solve the error.

1. Select the File tab in the MS Outlook.
2. Go to Account Settings and then to Account Settings again.



3. Choose the Exchange account that needs to be modified and then click on the ‘Change’ button.
4. Clear the check mark beside the “Use Cached Exchange Mode” option and click Next.



5. Click on Finish and then on Close.
6. Close the Microsoft Outlook and re-open it to have the changes implemented.

Method 2:Recreate OST File

Given below are four simple steps to repair the OST file and resolve the error:

1. Close all programs that are accessing Outlook data files. This error is usually displayed when an application seeks to open an Outlook data file currently opened by another program.
2. Once you are done with all the applications, shut down your computer. This ensures that all the applications are closed and do not have any link to the Outlook data file.
3. The next step is to delete the .ost file. To do this, you should go to the file’s location on your computer and remove it.
4. The last action that needs to be done is to restart Outlook. After Outlook has been restarted, the new .ost file will be created & the error message should no longer appear

Method 3:End MS Outlook Processes

If you are receiving the message “OST file is in use and cannot be accessed”, it means there is a process still in use with the OST file. The following are the procedures to shut down MS Outlook and other processes to address the error:

1. Open the Task Manager by doing the Ctrl+Alt+Delete shortcut.
2. Go to the Processes page.
3. Go to the Task Manager, look for outlook.exe or msimn.exe, and click on End Process for all of them.



4. Quit the Task Manager and try to open your OST file once again.

Method 4:Use GoldyTools OST to PST Converter

Goldytools OST to PST Converter is a professional tool that converts OST files to PST files in a few minutes. This tool also offers several features, including restoring deleted or permanently deleted items from an OST file, fixing damaged OST files, restoring emails, restoring password-protected OST files, converting encrypted OST files, and more. It also supports all versions of MS Outlook, including Outlook 2021 and Exchange Server 2019

Conclusion

The “OST file is in use and cannot be accessed” error can be quite annoying and sometimes can hinder your productivity, but the above methods can help you deal with the problem and carry on with your work without any more interruptions. If manual methods appear too complicated or take too much time to implement, Goldytools OST to PST Converter is the right solution to this problem. Get Goldytools now and ensure your Outlook data stays reachable and safe.

Microsoft Outlook is a great tool for handling e-mails, appointments, and other contacts for both – private and business use. However, there are times when the users come across the “OST File, Cannot be Opened” error, which hinders access to data. It is a known problem that may affect Windows 10 and 11, making tasks and communication more challenging. This blog post will delve into the causes of this error and give the best ways to correct it.

Reasons for Why OST File Cannot be Opened Outlook Error in Windows 10/11

There are numerous reasons why OST files cannot be opened outlook error in Windows 10/11, and here are the most common reasons:

1. Corrupted OST File: Sometimes, an OST file becomes unusable for some reason, such as an abrupt shutdown of the system. In this case, Outlook cannot open the OST file.
2. Incompatible Outlook Version: Some Outlook versions do not support the creation and opening of OST files, and using an older Outlook version is one way of making that impossible.
3. Lack of Synchronization: Sometimes, Outlook may have a problem opening the OST file if the file is not in correct synchronization with the Exchange server.
4. Large OST File Size: When an OST file is very large, it can, at times, result in slow performance and Outlook not opening it.
5. Antivirus Interference: At other times, scanning tools such as the antivirus software can affect the OST file and thus hinder Outlook’s interaction with it.
6. Network Connectivity Issues: Sometimes, Outlook cannot open OST files on the Exchange server due to network connectivity problems or server problems.

Best Solutions to Fix OST File Cannot be Opened Outlook Error in Windows 10/11

Having discussed possible causes, let us consider the best ways to address the “OST File Cannot be Opened” issue. All of the methods that are described in this article work on both Windows 10 and Windows 11.

Method 1: Disable Faulty or Conflicting Add-in

Third-party add-ins can also cause Outlook to perform poorly or have some unexplained glitches in its normal operation. These add-ins can be disabled with the intention of finding out the conflicts that are causing the OST file error. These are the steps one needs to follow in order to disable add-ins

• Exit Outlook if it is open, and then simultaneously press the Windows key and R.
• Type Outlook.exe/safe and hit the enter button or click on the OK button.
• After getting into the safe mode, check whether you are able to open the emails and whether Outlook is capable of synchronizing the mail items with the server.

If Outlook functions correctly in the safe mode, then this suggests that an add-in is a problem for Outlook when opening the OST file. Remove the add-in that is causing the problem in Excel.

• Navigate to the File tab, click on Options, and then select Add-ins.
• On the left side of the Outlook Options window, you’ll see the Manage section at the very bottom.
• Select the option COM Add-ins in the dropdown menu and then click the Go button.



• Select all add-ins and click the OK button.
• Now, shut Outlook down completely and then launch it again just in the normal window.
• To isolate the problematic add-in, enable one add-in at a time. When you get to the add-in that is causing the problem, you can then click on the Remove button to delete it from the application.

Method 2: Closing Outlook Processes on Your Computer

There may be Outlook processes that are still running, and these can interfere with the proper running of the application. These background processes might hold onto some resources or prevent new instances of Outlook from being launched correctly. Stopping these processes can assist in eradicating the OST file error since Outlook is left to create a new one.

• Press Ctrl+Alt+Deleteor Ctrl+Shift+Esc to open the Task Manager.
• Select Task Manager.
• Right-click the processes under the Processes tab



• Select End Task.
• Start Outlook.

Method 3: Deleting and Re-Creating the OST File

If the OST file is damaged, one of the solutions is to remove it and let Outlook generate a new OST file. This method is very useful when working with Exchange accounts. The OST file is a local copy of your mailbox, and if it is recreated, then the synchronization problem or corruption problem in the OST file can be resolved.

• Close Outlook.
• Locate and remove the OST file.
• To find the location, in Windows Search type, %LOCALAPPDATA%\Microsoft\Outlook\. Hit Enter. Once you get to the location of the OST file, you should remove it.
• OST file will be created automatically.

Method 4: Run Outlook in Compatibility Mode

Outlook can be run in compatibility mode to help fix problems relating to the OST file not being able to open. This is particularly beneficial if you have just changed your operating system or if you are using Outlook on your PC is outdated. Compatibility mode enables the application to run in a reduced environment, emulating previous versions of Windows, thus avoiding new configuration problems.

1. Click with the right mouse button on the Outlook shortcut or the Outlook executable file.
2. Right-click on one or more properties and select Properties from the list. Click on the Compatibility tab.
3. Select the “Run this program in compatibility mode for” checkbox and then select the appropriate Windows version from the list.



4. After making the changes, click on “Apply” and then ‘OK’ to save the changes made.
5. Open Outlook and attempt to open the OST file by right-clicking the file and selecting the Compatibility Mode option.

Method 5: Use Goldytools OST to PST Converter

If the above-said manual methods are not helpful in resolving the issue, then it is advisable to use a professional tool such as Goldytools OST to PST Converter. This powerful software is used to fix the OST files that are damaged or corrupted and convert them to PST format. It is particularly useful in conditions of acute corruption or when it is necessary to work with OST data without connecting to Exchange.

Key capabilities of Goldytools OST to PST Converter include

• The conversion of individual mailbox items.
• Splitting large PST files.
• Working with encrypted OST files

This makes it an all-in-one tool for solving not only the “Cannot be Opened” error but also for working with your Outlook information effectively.

Conclusion

It is quite irritating to come across the “OST File Cannot be Opened” error, but this can be solved by following the right procedures. Though manual techniques provide different remedies, they can hardly suffice, especially if corruption is rather profound. However, in such circumstances, it is wise to use Goldytools OST to PST Converter, which could help convert the OST files without much fuss so that the crucial email data can be easily retrievable.

Generally, an Offline Outlook Data File (OST file) is used to store the synchronized copy of the information in the mailbox. It generally stores this information on the local computer. However, in certain instances, such as data corruption and network outages, it might be required to recover the emails from the OST files. Let us discuss in detail how to recover deleted mail from OST files here.

Recovering or rebuilding the OST files:

In past versions of Outlook, Microsoft has recommended using the scanost.exe tool to reduce the errors that might occur with the offline OST File. Microsoft actually recommends users delete their offline Outlook Data File and allow the OST to redownload the information from the server. We can rebuild the OST files in these situations.

• Before beginning the process, you must connect with Outlook to complete the action.
• Outlook should be kept in Online mode.
• Errors should have been detected in the OST file in Outlook.
• Outlook is not able to open the data file or is not able to open the set of folders.
• There are issues with synchronization between Outlook and the Outlook Web app.

These errors and problems in synchronization might be caused by corruption in the OST files, and in some cases, emails may not be synchronized from the server. When you have an OST file and cannot access your email account through Outlook, extracting the data is the best alternative for OST recovery.

Extracting data from the OST files:

If you are facing any connection issues with Outlook and cannot rebuild your OST files, several tools are available to help recover deleted OST files. The tools we list here help extract emails from the OST files without needing a server account connection or the MS Outlook tool. These tools help recover important emails, tasks, contacts, and other data from the OST file. These files can also be saved in different file formats for future use. The tools used for OST recovery are,

• Goldytools OST to PST Converter
• Goldytools OST Viewer

Exporting emails with the help of OST and PST Viewers:

The OST PST Viewer tool can help recover encrypted, orphaned, corrupted, and password-protected OST files. This tool also makes it possible to export emails from a single OST file to different formats, such as PST and HTML, PDF, DOC, MHT, EML, MSG. The following is the step-by-step process for exporting emails from the OST file.

• Close MS Outlook and all other mail-enabled applications that might use the Outlook mailbox.
• Download the Goldytools OST Viewer and run it on the PC.
• Browse the OST file the user wants to recover and click Open.
• Select the mailbox folder in the ‘All Folders’ pane and preview all the items, such as messages, contacts, tasks, appointments, notes, and other journal entries.
• Go to File and click on Export.
• Choose the file format to export, and click OK.
• Choose the current mailbox option and choose the destination folder as well.
• Customize the additional settings as an option.
• Click Run and wait for the export process to be completed.

Limits on recovering data from OST files:

The number of OST recoveries that can be performed is unlimited. However, specific license plans might impose severe recovering restrictions on the maximum file size. These soft limits will not be activated during infrequent use. They are designed to prevent the recovery of large volumes of data.
Recovering the emails from an OST file with the help of PowerShell:
PstScan Pro is an expert Goldytools OST to PST Converter tool that helps in bulk email recovery from OST files using batch scripts using Power Shell and other automation tools. To perform this, we can use the product’s command-line options. The following are two major scenarios we might encounter in the process of OST recovery.

• Example 1: Search for the OST mailboxes and export the items to the PST files. In this example, we can search for the OST mailboxes for items in which the email address is equal to the sender. The search results will be exported to the D: PST Queries folder.
• Example 2: This focuses on converting all the users’ OST files to the PST files in the directory.

Now, there is no need to worry about recovering deleted emails. With the help of Goldytools OST to PST Converter tools, it is possible to convert inaccessible OST files into PST files in Outlook. These tools can also help an individual extract entire mailbox items from the OST files and save them in the PST format with a 100% precision rate. The tools also allow users to save the data in different formats as required.

Microsoft Outlook is an exceptional email program. However, it stores all emails in its proprietary OST format, which only Outlook can read. This could be a pain if users have to access their emails on another device or through a different program. Besides this, it is possible to convert the OST files into a more compatible format like HTML, which allows users to view the emails in any web browser. Thus, OST needs to be converted to HTML files.

Reasons to convert OST file to HTML:

The following are significant reasons to convert OST to HTML files

• The HTML files are easily accessible through any operating system.
• Users can easily view the HTML files without an internet connection.
• To protect the OST file data from any unwanted access or unintentional deletion.

How do you convert OST to HTML?

The best way to convert OST to HTML files is with versatile software, namely Goldytools. Here is the step-by-step process for facilitating the conversion with Goldytools OST to PST Converter Tool.
By use Goldytools OST to PST Converter Tool users to convert OST files in many formats. This tool can also address various data management challenges.
The software is available in two different modes: standard and advanced. Both modes are tailored to meet users’ needs and simplify file conversions. They are also ideal for use in complex data recovery scenarios.

Standard Mode: A quick conversion tool.

The standard mode in use Goldytools OST to PST Converter Tool is designed for those who require a fast and straightforward solution to convert OST to HTML and other formats. The tool works best when the OST files are in good form and do not require recovery or repair.

Features and benefits:

• The standard mode employs a high-speed scanning mechanism to process the OST files and to facilitate OST to HTML conversion.
• The standard mode is optimized to handle large OST files without compromising performance.
• The tool is ideal for converting OST files into popular formats other than HTML, such as PST, PDF, MSG, DOC, and MHT.
• The application has an intuitive interface, which guides the user through the process.

Let us get familiar with the process of OST to HTML conversion:

Step 1: Install & run the application:

• Open the software with the help of a desktop shortcut
• The software initializes its backend modules to load the OST file-handling capabilities

Step 2: Adding the OST files:

• Install the software on the PC and choose the standard mode
• The next step is to browse and select the OST file to convert
• Ensure you tap on the Add file button in the toolbar
• A file selection dialogue box will open.
• Navigate to the directory comprising the OST files.
• Choose one or more OST files as per your requirement to import.
• The software then creates a temporary map of the mailbox structure of the file for the preview process.

Step 3: Previewing the mailbox data:

• The loaded OST file’s mailbox items will be displayed hierarchically.
• Choose the folder to preview its contents.
• The software decodes the messaging application programming interface properties from the OST files.

Step 4: Choosing the output format:

• Now, as per your need, one has to choose the HTML format from the conversion options menu.
• Choosing this format will save the emails in a web-friendly format for optimal browser viewing.
• The tool will adapt its data encoding logic based on the selected format.

Step 5: Configure advanced settings:

A user should understand that, depending on the format chosen, they must configure additional options. You can choose from options like naming conventions, attachment handling, data range filtering, etc.

Step 6: Specify the destination folder:

• Use the browse button to select the destination where theconverted files will be saved.
• However, one should ensure that the chosen drivefeatures adequate space to accommodate the output files.

Step 7: Start the conversion process:

• Click on the export or the convert button to start the conversion process.
• A progress bar would display thereal-time status of the conversion.
• The tool will read each email item from the OST file at the backend. It will convert its contents into the specified output format in a few minutes.

Step 8: Accessing the converted files:

• Navigate to the destination folder.
• Now, you have to verify the converted files. It ensures that the folder hierarchy matches the OST format.

Advanced mode:

The advanced mode in Goldytools programmed to facilitate OST to HTML conversion is for users dealing with complex challenges such as recovering deleted data, extracting information from corrupted files, etc. This mode helps in comprehensive data recovery with data integrity.

Bottom Line:

Following these steps allows you to convert OST to HTML format and enjoy easy access to mailbox items through the web browser. Goldytools OST to PST Converter tool is an ideal tool for converting OST to HTML files. Its dual mode ensures the tool can be used in simple and challenging situations.

Summary

Users working on Outlook and OST files often experience the “username.ost is in use and cannot be accessed” which is caused by different issues. It is necessary to analyze & fix the error to regain data accessibility, which we will discuss in this article below. However, to avoid data loss from OSt file corruption, we suggest you back up useful data using an advanced Goldytools OST to PST Converter that allows easy transitions.

Introduction

OST files are a very compatible option for Outlook users as it allows you to work in Offline mode without being connected to the servers. You can create a copy of your Exchange or IMAP Server locally and work on it, and after reconnection, the data will be automatically updated. However, an OST file sometimes throws multiple errors, which prohibits you from accessing the data file and may also damage the file completely. There can be numerous errors that can cause data inaccessibility, where “username.ost is in use and cannot be accessed” errors are also one of a kind.

In this blog, we will help you to understand the circumstances when this error can hit your OST file and why this issue occurs, along with possible ways to fix OST errors.

Reasons for “username.ost is in use and cannot be accessed” error

Due to technical failures or drawbacks, OST file throws accessibility errors as the file can attain corruption due to small negligence in system compatibility. Organizations carry their crucial data in OST files, and inaccessibility can cause severe losses in the business. So, to fix the OST error, you first need to identify the root causes behind “username.ost is in use and cannot be accessed” error:

• OST file corruption: It is one of the most common causes for data loss which can be derived from multiple reasons like server failures, virus infusions, improper shutdowns etc.
• Issue with Server: OST file is connected to Exchange or IMAP Server but if there is an synchronization error then it can damage your oST file.
• Bad application: Installing unauthorized softwares & applications on your system can bring severe corruption & can damage the OST file.
• Mailbox size: OST files keep updating automatically after reconnection with Exchange Server but if the mailbox gets big, it can become corrupted or damaged.

Ways to fix “username.ost is in use and cannot be accessed” error

It is very important to protect valuable data in an OST file from corruption, as it will lead to business downtime. Managing the above-mentioned precautions can help you to prevent OST file errors, but the chances of errors are still active. If your OST file has become inaccessible, then you need to fix the OST error immediately.

1.Close application running in background

The error says that the OST file is in use then you must check if it is running in the background. It is crucial to check whether your OST file is not opened in the backup process or antivirus check. You need to disable if any of them keeping your OST file opened by following below steps:

• Click on Start and search type Virus & threat protection.
• Click on Virus & threat protection setting, go to Manage setting and click on the turn Off Real-time protection.
• Restart the Outlook application and check if the error is resolved or not.

2.Create a new OST file

Facing OST file accessibility issues then, it is more feasible to remove the old OST file and create a new one. Follow the steps to recreate a new OST file mentioned below:

• Find the OST file in your system storage.
• Usually the default location for OST file is – C:\Users\AppData\Local\Microsoft\Outlook.
• Once you locate the damaged OST file and delete it.
• Now, Outlook will automatically create the new OST file.
• Restart the Outlook application

3.Remove add-ins from Outlook

Microsoft Outlook consists of various add-ins which help in the functionality. But these add-ins can work the other way round and can cause damage & interruptions in the business. You can try by removing add-ins and then re-add them by following the methods mentioned below:

• Launch Outlook application.
• Go to Files>Options>Add-ins.
• Select the COM Add-ins option.
• You can deselect the add-ins you want to remove from the list.
• Now, restart Outlook and see if it has fix OST error or not.

Conclusion

Microsoft Outlook allows a smooth flow of data on a daily basis and saves the data in an OST file but it is not accessible sometimes. In the above blog, we have discussed about the “username.ost is in use and cannot be accessed” error along with effective ways to fix it.
However, the most productive practice to protect your OST file data is to back up & save it in a PST file. So, we suggest you use Goldytools OST to PST Converter tool that helps to perform easy export from OST to PST.