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

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Proxy Error

When Chrome shows ERR_TUNNEL_CONNECTION_FAILED, it usually means a proxy connect...

Windows Security Path Not Found: Troubleshooting Checklist

You open Windows Security and see a message like "Path not found" or the app fails to launch. Thi...

Fix OneDrive Auto Start Not Working in Task Manager

If OneDrive no longer starts automatically when you log into Windows, the first place to check is...

Fix Windows Defender 404 Not Found Error on Windows 10

You click to open Windows Defender Security Center and see a 404 page, or the Settings app shows ...

Chrome SSL Protocol Error Troubleshooting Guide