How to Fix Windows Update 502 Bad Gateway Error
You're trying to run Windows Update and you get a 502 Bad Gateway error. The update check fails, ...
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Browse manualsFix Windows Defender Token Expired Preventing Service Start
You see 'Token expired' in the Windows Defender event log or a notification that the service didn...
How to Fix Windows Security Service Unavailable
When Windows Security shows "Service unavailable" or a red banner, your antivirus and firewall pr...
Fix Windows Defender High CPU Usage with Registry Tweaks
If Windows Defender is using 30-50% CPU constantly, even when idle, it's usually due to aggressiv...
Windows Update Option Missing After System Update: How to Restore It
After a recent system update, you might open Settings and find the Windows Update page missing or...
How to Fix WinRAR Checksum Error in Downloaded Files
You downloaded a file, but when you try to extract it with WinRAR, you get a checksum error. This...
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