
Fix Windows Defender Access Denied Error on Startup
If you see 'Windows Defender failed to start access denied' when you open Windows Security or aft...
Software troubleshooting desk

If you see 'Windows Defender failed to start access denied' when you open Windows Security or aft...

When a user reports that their remote desktop session is lagging or disconnecting frequently, the...

If your Windows device keeps asking for the BitLocker recovery key after every reboot, the TPM (T...

When BitLocker settings get misconfigured—often after a group policy update or a failed recovery—...

You're connected to a remote desktop session, and suddenly you see "Your remote desktop session h...

When you see "Outlook PST file cannot be accessed. Permission denied" or a similar error, Outlook...