Fix 504 Gateway Timeout in Windows Security After Update
If you see a 504 Gateway Timeout error when opening Windows Security after a recent update, it us...
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View listReset Windows Defender Settings via Command Line
If Windows Defender is misbehaving—showing false positives, missing updates, or refusing to run—r...
Fix Windows Defender Service Not Running
If you see "Windows Defender service not running" or a red warning in Security Center, the underl...
Fix Windows Security High CPU Usage on Windows 11
If you notice your Windows 11 system running slowly or hear the fan constantly spinning, Windows ...
Fix Windows Defender Service Not Starting Error
If you see an error that Windows Defender won't start—or the service stops immediately—it's usual...
How to Disable Windows Defender Permanently
Windows Defender (now Microsoft Defender Antivirus) is enabled by default in Windows 10 and 11. W...
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