Fix Missing Windows Security App Icon or Shortcut
You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...
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View listHow to Fix Windows Defender Error 0x800704ec
When you see error 0x800704ec in Windows Defender (now called Microsoft Defender Antivirus), it u...
Fix Windows Update 504 Gateway Timeout on Windows 10
If you see a 504 Gateway Timeout error when running Windows Update on Windows 10, it usually mean...
Fix Windows Search 504 Gateway Timeout: Practical Steps
If Windows Search shows a 504 Gateway Timeout error, the search indexer or a dependent service is...
Fix Windows Security File Locked Error 0x80070020
You try to move, delete, or rename a file, and Windows shows error 0x80070020: "The file is locke...
Windows Security App Not Opening After Update: Fixes
After a Windows update, the Security app may refuse to open—clicking the icon does nothing, or it...
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