
How to Fix Windows Defender Not Turning On
Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...
Software troubleshooting desk

Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...

If you notice high CPU usage from Task Scheduler (the process svchost.exe hosting th...

If Outlook runs slowly, shows outdated email, or throws sync errors, the cache might be corrupted...

After a Windows update, you might open Settings and find that Windows Defender (now called Micros...

You've performed a clean boot to troubleshoot a problem, and now Windows reports an activation er...

You see a message like "Windows Update configuration mismatch" or "version mismatch" when trying ...