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Fix Windows Defender Blocked by Third-Party Antivirus

You open Windows Security and see a yellow warning: "Real-time protection is off. Your device...

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Fix Windows Security App Error 0x80070424

When you open Windows Security or try to run a scan, you might see error code 0x80070424. This us...

Fix Nginx Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix Nginx Upstream Connection Refused & Upstream Not Found
When you see upstream connection refused or upstream not found in your ...

How to Enable Windows Defender Real-Time Protection via Command Line
If you need to turn on Windows Defender real-time protection but can't access the Settings ap...


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