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Fix Microsoft Teams Mic Not Working with External Microphone

You plug in an external microphone, but Microsoft Teams still won't pick up your voice. This is a...

Fixing NGINX 502 Bad Gateway Permission Denied

If you're seeing a 502 Bad Gateway error from NGINX and the logs mention p...

MySQL Connection Refused After Restart: Quick Fixes
After restarting your MySQL server, your application may show a "connection refused" er...

Windows Update 504 Gateway Timeout: Advanced Troubleshooting Checklist
If you're seeing a 504 Gateway Timeout error when running Windows Update, it usually means the up...

How to Fix Windows Update Error 0x80070422 (Service Unavailable)
When you try to run Windows Update and get error 0x80070422, it usually means the Windows Update ...

Windows Defender 502 Bad Gateway: Troubleshooting Checklist
If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...


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