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

Windows Update 404 Not Found: Practical Checklist

When Windows Update gives you a 404 Not Found error, it usually means the update files are missin...

How to Reset VSCode Terminal Settings to Default

If your VSCode terminal is behaving oddly—wrong shell path, missing colors, or commands failing—r...

Fix Microsoft Teams 502 Bad Gateway Error by Clearing Cache

If you see a 502 Bad Gateway error in Microsoft Teams, it often means the app's ...

Chrome Proxy Error Troubleshooting Checklist

You're trying to browse but Chrome shows 'ERR_PROXY_CONNECTION_FAILED' or 'Unable to connect to t...

BitLocker Recovery Key Not Accepted: Fix Authentication Failed Error

Fix Windows Terminal Connection Refused (Error 0x80072746)

When Windows Terminal shows "Connection refused" with error code 0x80072746, it usually means the...