This command deletes the custom folder views, restoring default configurations. It’s harmless and resolves 30% of stuck startup issues according to Microsoft community reports. Microsoft provides a built-in tool called SCANPST.EXE to scan and repair minor OST corruption. If a Microsoft 365 application such as Word or Excel isn't working correctly, sometimes restarting it will fix the diagnose Office activation conflicts problem. It is located in the folder of your original Personal Folders (.pst) file.

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

• If that does not work you can try using SFWare PST repair software.
• Third-party add-ins are among the most common culprits for Outlook not opening properly.
• Following the above steps—from safe mode diagnostics to repairing data files—will restore functionality in most cases.
• If you could not open your original Personal Folders (.pst) file before you ran Inbox Repair Tool, the following procedures may not work.
• 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.
• ScanPST can only repair and fix minor corruption and issues in Outlook files.

Run a full scan through the dashboard and receive a detailed report on configuration health, certificate status, and network connectivity. This solution disable faulty add-ins in Outlook prevents display rendering errors that occur after driver or DirectX updates.

Can I delete my OST file without losing data?

As soon as this operation is complete, other algorithms are run to collect all the orphaned messages and to put them in an Orphans folder. At a higher level, the more visible changes that you see involve folders and messages. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. The built-in Auto-Detect Utility ensures complete privacy—your credentials never leave your device.

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

If it does not work, then unfortunately, you will be unable to recover any additional information. If you could open the file, the following procedure may help you recover additional items from your damaged Personal Folders (.pst) file. If you can't start the Inbox Repair tool automatically or manually, you may try to repair your Office application.

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

You’ll see files ending with ".ost" — these store your cached mailbox data. The steps to access the repair tool vary depending on your operating system. To start, create a new Personal Folders (.pst) file entry in your profile. Then, you can move the recovered items to your new Personal FixTechGuide Windows update Outlook fix Folders (.pst) file.