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

Fix Chrome Black Screen on Nvidia GPU with Hardware Acceleration

If you're seeing a black screen in Chrome—especially when watching videos or scrolling—and yo...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

How to Fix Missing Taskbar Icons in the System Tray

When you notice icons missing from the system tray (the area near the clock on the taskbar), it&#...

Fix Chrome Access Violation Error on Windows 7

If you see an "access violation" error in Chrome on Windows 7, it usually means Chrome tr...

Fix Windows Defender Real-Time Protection Stuck Off in Windows 11

You open Windows Security, see real-time protection is off, click the toggle, and it turns back o...

Fix Docker Nginx 502 Bad Gateway Upstream Error

When running Nginx as a reverse proxy in Docker, a 502 Bad Gateway error with 'upstream' ...