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

How to Fix Windows Defender High CPU Usage

If your system feels sluggish and Task Manager shows Windows Defender (Antimalware Service Execut...

Reset Remote Desktop Config Without Admin Rights

If you're stuck with a broken Remote Desktop connection and don't have admin rights, you can stil...

Fix GitHub Actions Permission Denied for Checkout Step

When a GitHub Actions workflow fails at the checkout step with a 'permission denied' error, it us...

Fix Chrome Browser Crash on Ubuntu After Update

After updating Ubuntu, Chrome may crash on startup or while browsing. This is often due to GPU dr...

Fix Windows Security Service Unavailable After Update

After a Windows update, you might open Windows Security and see a message like “Security service ...

Fix 'Windows Security Authentication Failed' for Domain Credentials