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

Fix Windows Update Black Screen After Restart

After installing a Windows update and restarting, a black screen (with or without a cursor) can b...

How to Fix Windows Activation Token Expired Error

If you see the error 'Windows activation token expired' when trying to activate Windows, it usual...

Fix Chrome Not Working with Proxy on Ubuntu

You configured a proxy in Ubuntu, but Chrome ignores it or throws connection errors. This often h...

Fix Windows Terminal Crashes on Startup

If Windows Terminal closes or freezes the moment you open it, the issue is usually a corrupted pr...

How to Fix Git Fatal Repository Not Found Error

How to Restart Microsoft Teams Service on Windows

If Microsoft Teams stops responding, won't sync messages, or fails to update, restarting the Team...