Knowledge base for software setup, errors, and daily tool work.

Fix Windows Search Proxy Error: Permission Denied

You search for a file or setting in Windows, and instead of results you get a proxy error saying ...

Systemd Service Restart Loop: Troubleshooting Checklist

If a systemd service keeps restarting repeatedly, it's often due to configuration errors, depende...

Fix Outlook File Locked by Antivirus Software

If you see errors like "Cannot access file" or "File in use" when opening Outlook, your antivirus...

Fix Windows Defender Error 0x8007042c: Network & Setup Checks

You see error 0x8007042c when opening Windows Defender or during a scan. The message usually says...

Checklist to Diagnose Chrome Profile High CPU Usage

If Chrome is using 90%–100% of your CPU even with just a few tabs open, the problem is often the ...

Fix Git Token Expired Error in CMD: Step-by-Step