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

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Windows Security App Configuration Error

When you open Windows Security and see a message like "Your IT administrator has limited acce...

Fix Nginx 502 Bad Gateway with Docker Multiple Containers

If you run Nginx as a reverse proxy in front of multiple Docker containers, a 502 Bad Gateway err...

Fix Git Authentication Failed in VS Code on Linux

You're working in VS Code on Linux, try to push or pull, and get a popup: "Git authentica...

How to Fix Chrome Startup Crash by Disabling Extensions

If Chrome crashes as soon as you open it, a misbehaving extension is often the culprit. Extension...

Fix Cloudflare 521 Error: SSL Configuration Steps

If you see a Cloudflare 521 error, it means Cloudflare can't establish a TCP connection to yo...