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

How to Reset Chrome Proxy Settings

If Chrome suddenly can't load pages or you see "ERR_PROXY_CONNECTION_FAILED", the browser's proxy...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Fix Microsoft Store Version Mismatch After Update

After a Windows update, you may see a "version mismatch" error in the Microsoft Store. This usual...

How to Fix OneDrive High CPU Usage on Startup

If your PC slows down or the fan spins up every time you log in, OneDrive might be using a high p...

How to Fix 504 Timeout Errors in Microsoft Teams

If you're seeing a 504 Gateway Timeout error in Microsoft Teams, it usually means the app can't r...

Fix Windows Update SSL Certificate Errors: Practical Steps

You click "Check for updates" and see error 0x80072F0D or a message like "A certificate chain pro...