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

Fix Windows Defender Real-Time Protection Not Turning On After Update

After a Windows Update, you might find that Windows Defender's real-time protection is stuck ...

How to Enable Windows Defender Real-Time Protection via Group Policy

If Windows Defender real-time protection is turned off and grayed out, it's often because a G...

Fix 'port already allocated' for Nginx in Docker Compose

You're starting your Docker Compose setup with Nginx, and you see "port is already alloca...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Fix Docker Overlay Network Not Found Error

When you see network not found for an overlay network in Docker, it usually means th...

Why Windows Security App Keeps Crashing and How to Fix It

If the Windows Security app keeps crashing when you open it, you're not alone. This issue oft...