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  • 3638troubleshoot-office-365-sync-and-login-issues
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Opened Nov 22, 2025 by Priscilla Desrochers@priscilladesro
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Repair Outlook Data Files pst and .ost

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You can scan your PST file, preview all mail items, evaluate the software, and then activate the software to save all recovered mail items to PST. Microsoft provides ScanPST.exe, also known as the Inbox Repair tool, to repair inconsistent or damaged PST files and resolve common errors. It is vital for users to be aware of the reasons why Outlook profiles need to be rebuilt or repaired before jumping into the steps. So, read the points below and learn common reasons behind damaging an Outlook profile.

Repair PST using Inbox Repair Tool

This blog will provide a complete guide on how to repair or rebuild damaged Outlook profiles in Outlook 2003, 2007, 2010, 2013, 2016, FixTechGuide Outlook repair tutorial 2019 or 2021 for Office 365 or Exchange accounts. Users can easily understand the process, as the solutions explained in this blog are simple and reliable. If the Inbox Repair tool has failed to repair the PST file, it means that the file is large (larger than 2 GB) or severely damaged. In this post, we have discussed the steps to repair a corrupt or damaged profile in Outlook 2021, 2019, 2016, 2013, 2010, 2007, and Office 365. We have also mentioned some tips on how to further troubleshoot and fix the issues with Outlook.

Why Choose Stellar?

There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't. If you're using an Exchange email account, you can delete the offline Outlook Data File (.ost) and Outlook will recreate the offline Outlook Data File (.ost) the next time you open Outlook. Karen Chard is the Editor-in-Chief of RecoveryTools content creation team. He’s been a content strategist and marketer for over 16 years and writes for Medium and many technology blogs.

Fix your Outlook email connection by repairing your profile

Then click on Add to create a new profile and fill account details and Outlook will recreate Outlook profile. Press Windows + R key, type ‘Outlook.exe /safe’ in the Run window, and click the OK button or press the Enter key. If the issue is resolved, try disabling the add-ins as there could be faulty or incompatible add-ins causing the problem. Restart Outlook normally to check if the issues or errors you encountered are resolved.

Check and Install the Latest Windows Update

You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file. After you've moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

How to Recreate Outlook Profile Using Command Line?

Restart Outlook and it will prompt you to create a fresh profile without any damaged data. In the Folder Pane, you might see a folder named Recovered Personal Folders troubleshoot Outlook synchronizing folders error that contains your default Outlook folders or a Lost and Found folder. Although the repair process might recreate some of the folders, they may be empty. The Lost and Found folder contains any folders and items recovered by the repair tool that Outlook can't place in their original structure.

Repairing Profile from Outlook Desktop Application

We Hope this blog helps you to find a solution to rebuild Outlook profile as we have explained 4 methods in this guide. Maintaining a healthy profile is crucial for smooth email communication, better performance and reduced chances of errors or data loss. By following these practices like regular backup and timely updates can avoid common issues. If you face any Outlook profile corruption issues then you can opt automated approach as it can manage large size Outlook mailbox data and no risk of data loss. If Fix Outlook and Office365 Sync Issues you are having a problem with your Outlook profile, try repairing it.

This Outlook PST repair tool not only recovers data from damaged PST but also helps save the mailbox data in a quick and organized way to a new PST file, thereby reducing further chances of data loss.Once you have performed all the steps, restart Outlook to apply the changes.Then click on Add to create a new profile and fill account details and Outlook will recreate Outlook profile.Follow the below-discussed steps based on your Outlook version to repair corrupt Outlook profile and resolve the errors.If you are having a problem with your Outlook profile, try repairing it.We have also mentioned some tips on how to further troubleshoot and fix the issues with Outlook.When using this solution to recreate or rebuild an Outlook profile for an Office 365 or Exchange account, please make sure that Outlook and its related programs are closed.If that won’t help, try the other troubleshooting methods and tips discussed in this post.After locating the ScanPST, launch the tool and follow these steps to repair the PST file.

Locating the Outlook Data Files

If you want to rebuild the Outlook profile using Command Line for quick actions or scripting, you can rebuild Outlook profile using Windows Registry Editor and Outlook Command Line. While Outlook doesn’t provide commands to delete and recreate Outlook profiles, you can automate the process of resetting and launching one. If repairing the main profile in Outlook doesn’t work or resolve the issues, try the following troubleshooting methods. Follow the below-discussed steps based on your Outlook version to repair corrupt Outlook profile and resolve the errors.

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Reference: priscilladesro/3638troubleshoot-office-365-sync-and-login-issues#2