Inbox Repair tool or ScanPST.exe is a utility to repair corrupt Outlook PST & OST personal data files. The built-in utility is provided by Microsoft.

If such files get corrupted, Microsoft Office 365 Outlook Repair Tool can help you recover messages, contacts, attachments, and other data from corrupted PST or OST files.

Both OST and PST Outlook data files are vulnerable to damage or corruption caused by inconsistencies as they grow larger and exceed the recommended limit. TIP: You can use an Outlook repair tool to ...

6. After the scan, the tool will display if the PST file has errors and inconsistencies. Click the Repair button. 7. The tool will create a backup of your PST file with the .bak extension and then ...

The Stellar Repair for Outlook tool is compatible with Outlook 2019, 2016, 2013, and earlier versions, and is available in three editions; Professional $99 US, which guarantees the repair of PST ...

If the Repair account option is greyed out, check the type of account you are using. This post lists some fixes that can help you.

Stellar Repair for Outlook is capable of recovering small or large files. This PST repair tool proves to be the crowd favourite as it yields a 100% precision in reconstructing mailbox data.

But users on Microsoft's Answers forum say the repair tool doesn't fix the problem that Outlook offers to solve, leaving them in the same predicament as when they started.

Stop Outlook from repeatedly asking for your password on Windows. Fix login issues with these simple troubleshooting steps and get back to seamless email access.

Check if spell check ignores certain parts of your emails. If Outlook is set to ignore areas in replies and forwarded messages, it may cause the tool to not work.