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A corrupted OST file can pause your business communication, but with these repair steps you can restore your Outlook in minutes.



FixTechGuide Outlook repair tutorial

For instructions about how to unhide files and folders, see your operating system documentation. For persistent issues, use FixTechGuide’s automated tools to perform deep diagnostics and security checks. Stay updated, back up regularly, and enjoy uninterrupted productivity in your Outlook workspace. When Outlook is not working, or Outlook keeps crashing pondering upon the cause won’t be of use unless it is a regular issue. I would encourage readers to fix it by trying resolve Outlook not sending emails fast the solutions in this article. While carrying out the above methods it is advisable to close Outlook beforehand.

FixTechGuide Outlook repair tutorial

Step 3 - Recover repaired items to a new .pst file



  • If that does not work you can try using SFWare PST repair software.
  • Following the above steps—from safe mode diagnostics to repairing data files—will restore functionality in most cases.
  • The next solution to repair Outlook is to reinstall the problematic Outlook version/application.
  • If it does not work, then unfortunately, you will be unable to recover any additional information.
  • The steps to access the repair tool vary depending on your operating system.


Last but not least, you can try to repair Outlook PST files using the ScanPST tool or using a specialized Outlook repair tool. If you Online Outlook Email Repair Utility cannot import the Newname.pst file into Outlook, unfortunately you have lost all the information that is not in the Lost and Found folder. FixTechGuide’s free email diagnostic tools automate error detection by scanning your configuration files, registry entries, and mail protocols. The platform validates SMTP, IMAP, and POP3 settings against verified databases to identify version mismatches or broken profiles introduced after system updates. A corrupted OST file can pause your business communication, but with these repair steps you can restore your Outlook in minutes.



Can I delete my OST file without losing data?



Opening Outlook in safe mode means that the application will only open all the necessary files to start the applications. In this article, we will teach our readers how to repair outlook with proven methods. If Outlook is unresponsive, not opening, or is crashing without any morning you can repair using the tried and tested methods provided here. If you could not open your original Personal Folders (.pst) file before you ran Inbox Repair Tool, the following procedures may not work.



Easily Repair Outlook 365 and Outlook 2021, 2019, 2016, 2013, 2010, 2007, & Other Versions



Fortunately, most of these errors stem from configuration conflicts, corrupted data files, or outdated components that can be fixed with a few targeted steps. If your Outlook suddenly stopped opening after a Windows update, don’t panic. Most startup failures arise from minor configuration mismatches or outdated components. Following the above steps—from safe mode diagnostics to repairing data files—will restore functionality in most cases. Repairing Outlook’s .OST and .PST files often restores full mailbox synchronization and prevents email loss.

Repair Outlook OST File Not Working in Office 365 – Complete Fix (



If this method works, try disabling your add-ins and any recent customizations that you may have made in Outlook to permanently fix the issue. If the issue continues to trouble you, then you have to continue with the solutions mentioned below. Find solutions to common problems or get help from a support FixTechGuide Office 365 troubleshooting agent. The recipient display properties are changed to be consistent with the recovered recipient table.

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