
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 Windows update, you may see an error saying the activation service is unavailable. This u...

After a system migration—whether moving to a new server, upgrading the OS, or switching RDS versi...

If you share a computer with family or coworkers, using a single Chrome profile quickly becomes m...

If your internet stops working after a Windows update or firewall configuration change, Windows D...

If you see “Authentication failed” in Chrome and sync has stopped working, it usually means a pro...