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

Fix Microsoft Store File Locked Error on Windows 11

You try to install or update an app from the Microsoft Store on Windows 11, but you get an error ...

Fix OBS Black Screen After Update: Practical Steps

If OBS Studio shows a black screen after an update—whether in preview or output—you're not alone....

UFW Port Issues: A Practical Troubleshooting Checklist

When a service won't accept connections, UFW is often the first suspect. This checklist walks thr...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

Fix Windows Terminal High CPU Usage and Error Code

You open Windows Terminal and notice your system fan spinning up or the Task Manager shows Window...

Fix OneDrive Sync Error 0x8004de40 – Authentication Failure

You're working on a file when OneDrive pops up an error: "Authentication failed – Error c...