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 listFix Windows Defender Port Already Allocated Antivirus Conflict
If you see an error like "port already allocated" or "address already in use" after installing a ...
How to Fix Windows Defender Not Opening
When you click Windows Defender and nothing happens, or it opens and immediately closes, it's oft...
Command Prompt Service Unavailable: Troubleshooting Checklist
When you open Command Prompt and see 'Service unavailable' or 'The requested service is not avail...
How to Fix Windows Security Not Working
Windows Security (formerly Windows Defender) may fail to open, show a blank page, or refuse to up...
Fix Windows Terminal JSON Settings 404 Not Found
You open Windows Terminal, click Settings, and instead of the JSON file you get a blank page or a...
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