Fix Windows Security Proxy Error: Permission Denied
When Windows Security displays a "proxy error: permission denied" message, it usually means the s...
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View listHow to Fix Windows Security Error 0x80073b01
You may see error 0x80073b01 when opening Windows Security or trying to use its features. It usua...
Fix Windows Update Error 0x80070020: File Locked
You try to install Windows updates but get error 0x80070020. This usually means another program o...
Fix Windows Search Service Not Running
If the Windows Search bar is unresponsive, returns no results, or shows an error like "Windows Se...
Fix Windows Defender High Memory Usage and Permission Denied Errors
You notice your system is sluggish, and Task Manager shows Windows Defender Antivirus Service usi...
How to Restart Windows Defender Threat Service
If Windows Defender shows a warning like "Threat service has stopped" or "Virus & threat protecti...
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