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

Resolving Microsoft Teams Dependency Conflicts

You launch Microsoft Teams and it crashes immediately, or you see errors about missing DLLs or mo...

Windows Activation 502 Bad Gateway: Troubleshooting Checklist

If you're seeing a '502 Bad Gateway' error when trying to activate Windows, the problem is usuall...

Fix PowerShell High Memory Usage on Startup

If PowerShell consumes a large amount of memory (e.g., >200 MB) immediately upon opening, somethi...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix 'ERR_TUNNEL_CONNECTION_FAILED' on Chrome for Mac

If you see ERR_TUNNEL_CONNECTION_FAILED in Chrome on your Mac, it usually means ...

Task Scheduler Access Denied When Running Task: Fixes

You set up a scheduled task, but when it runs you see an 'Access denied' error. This usually mean...