
Fix BitLocker TPM and PIN Sync Issues
If your BitLocker-protected drive asks for a recovery key instead of the PIN, or if changes to th...
Software troubleshooting desk

If your BitLocker-protected drive asks for a recovery key instead of the PIN, or if changes to th...

You log out of Chrome or your computer, and when you log back in, your profile is gone—no bookmar...

If you're seeing a 404 Not Found error when trying to open Outlook on the web (formerly Outlook W...

You try to edit, move, or delete a file and Windows says it's open in Windows Defender. This can ...

If Windows Security (formerly Windows Defender) won't open, shows errors like "This app has been ...

You try to run a Windows Defender scan or update, but get an error like "Authentication f...