How to Fix Windows Defender Not Turning On
Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...
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2. Isolate
3. Apply
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View listHow to Fix Windows Security Not Responding or Loading
Windows Security (formerly Windows Defender) may sometimes get stuck on a loading screen or show ...
Windows Security Authentication Failed: Troubleshooting Checklist
When Windows throws an authentication failed error, it usually means the system couldn't verify y...
How to Fix Windows Activation Service Not Running or Disabled
If you see an error that the Windows Activation Service is not running or disabled, it usually me...
PowerShell Permission Denied Troubleshooting Checklist
When you run a PowerShell script or command and get a permission denied error, it's usually one o...
How to Fix Windows Defender Proxy Error on Windows 10
You open Windows Security and see an error: "Your IT administrator has limited access to some are...
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