Repair Windows Security Installation via Command Prompt
Windows Security (formerly Windows Defender) can sometimes fail to open, show blank screens, or r...
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View listHow to Reset Windows Defender Settings
If Windows Defender (Microsoft Defender Antivirus) is acting up—won't open, shows error messages,...
Clear Microsoft Store Cache to Fix App Updates
If your Microsoft Store apps won't update, or updates get stuck or throw errors, a corrupted cach...
Fix 'Chrome Profile Service Unavailable Permission Denied'
You try to launch Chrome, but get an error: "Profile service unavailable permission denied." It u...
How to Fix Windows Security Error 0x80070422
You open Windows Security and get error 0x80070422, or see a message that the app can't start. Th...
Fix Microsoft Store Rate Limit Error by Resetting Cache
If you see a "Rate limit exceeded" or similar error when trying to download or update apps from t...
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