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Fix Windows Defender Antivirus Permission Denied Error

You try to start Windows Defender Antivirus and get a “permission denied” error. This typically h...

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...

How to Free Up a Port in Command Prompt (Windows)

When an application fails to start because a port is already in use, you need to free that port. ...

Fix PowerShell Permission Denied Errors on macOS

When you try to run a PowerShell script or command on macOS and see a 'Permission denied' error, ...

Fix 'No matching distribution found' for pip install on Python 3.10

When you run pip install somepackage on Python 3.10 and get ERROR: No matching...

How to Fix Windows Update Service Not Running
If Windows Update won't start or you see an error that the update service is not running, it's us...


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