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 online Outlook email repair utility the solutions in this article. While carrying out the above methods it is advisable to close Outlook beforehand.

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

• Many users encounter startup freezes, profile loading loops, and crashes following major Windows patches or Office updates.
• This command deletes the custom folder views, restoring default configurations.
• For instructions about how to unhide files and folders, see your operating system documentation.
• Yes ✅ You can connect with our experts on WhatsApp for quick remote support and step-by-step troubleshooting guidance.
• It’s harmless and resolves 30% of stuck startup issues according to Microsoft community reports.
• Opening Outlook in safe mode means that the application will only open all the necessary files to start the applications.

Therefore, structures such as BTrees and reference counts, are checked and repaired as necessary. These low-level objects have no knowledge of the upper-level structures, such as messages, calendar items, and so on, that are built upon them. After you run the Inbox Repair tool, you can start Outlook and recover repaired items. Optionally, you can try to recover additional repaired items from the backup personal folder. Solutions like opening Outlook in safe mode, Outlook data file cannot be accessed fixing Outlook profile, and Repairing Outlook using Microsoft Office using the in-built tool.

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

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 (

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 troubleshoot Outlook synchronizing folders error Folders (.pst) file.