
How to Enable Windows Defender After It Failed to Start
If Windows Defender won't start, you may see an error like "This app has been turned off" or "Win...
Software troubleshooting desk

If Windows Defender won't start, you may see an error like "This app has been turned off" or "Win...

After a recent Windows update, you might see an error like 'port already allocated' when starting...

If OneDrive is stuck on "Processing changes," syncing slowly, or showing errors, resetting the sy...

If you've opened Windows Security and found that your virus and threat protection settings aren't...

If you see 'Profile authentication failed: Permission denied' when launching Chrome, the browser ...

If your Microsoft Store backup isn't working, you're likely missing app settings, game saves, or ...