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

How to Reset Windows Defender Settings to Default

You might need to reset Windows Defender (now Microsoft Defender Antivirus) to its default settin...

Where Windows Defender Stores Its Cache Files

If Windows Defender (now Microsoft Defender Antivirus) won't update definitions, hangs during sca...

Why Command Prompt Shows 404 Not Found and How to Fix It

Seeing a 404 Not Found error in Command Prompt usually means the tool or resource yo...

Fix GitHub Actions Docker Push Permission Denied

Fix Svchost.exe High CPU Usage on Windows 11

You open Task Manager and see svchost.exe using 30% or more of your CPU. This is common in Window...

Fix Remote Desktop Authentication Failed: Network Level Authentication

You try to connect to a remote Windows machine via Remote Desktop (RDP) and get: "An authenti...