22 September 2025, 05:24 PM
If your OST file gets corrupted, there are a few ways to repair corrupted OST file manually:
1. Use Outlook’s built-in repair tool (ScanPST.exe):
2. Create a new Outlook profile:
3. Use a professional OST recovery tool:
For orphaned, heavily corrupted, or inaccessible OST files, manual methods may fail.
Tools like BLR OST Converter can recover all mailbox data—including emails, contacts, calendars, tasks, and attachments—and allow you to convert it into PST or other formats.
Tip: Always back up your OST files before attempting repairs or conversions to avoid further data loss.
1. Use Outlook’s built-in repair tool (ScanPST.exe):
- Locate ScanPST.exe on your system (usually in the Office installation folder).
- Run it and select the corrupted OST file.
- The tool will scan and repair minor issues.
2. Create a new Outlook profile:
- Sometimes corruption occurs due to a damaged profile.
- Create a new profile and let Outlook re-sync your mailbox from the server (Exchange/IMAP).
3. Use a professional OST recovery tool:
For orphaned, heavily corrupted, or inaccessible OST files, manual methods may fail.
Tools like BLR OST Converter can recover all mailbox data—including emails, contacts, calendars, tasks, and attachments—and allow you to convert it into PST or other formats.
Tip: Always back up your OST files before attempting repairs or conversions to avoid further data loss.