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

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix: Microsoft Store Startup Type Not Available in Services

You open the Services console (services.msc) to adjust the Microsoft Store startup type, but the ...

Fix Microsoft Store Apps Not Downloading or Updating

You open the Microsoft Store, tap Update or Install, and nothing happens—or the download stalls a...

How to Fix OBS Black Screen on Mac

If you see a black screen in OBS when trying to capture your display or a specific window on Mac,...

Windows SSL Certificate Error After Update: Step-by-Step Checklist

After a Windows update, you might see SSL certificate errors in browsers, email clients, or other...

Fix Windows Update Connection Timeout After Latest Update

You've installed the latest Windows update, and now Windows Update hangs or times out when checki...