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

How to Remove the Externally Managed Environment Flag in pip

If you're seeing error: externally-managed-environment when using pip on a moder...

Fix Chrome Black Screen During Videos: Hardware Acceleration

If you're watching a video in Chrome and the screen goes black (but audio continues), hardwar...

Fix DNS Probe Finished NXDOMAIN on Custom DNS Server

If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...

Fix 'Git Remote Origin Already Exists' When Updating Remote URL

Manually Download and Fix Windows Update Error 0x80070002

You see error 0x80070002 when checking for updates. It usually means Windows Update can't fin...

Renew an Expired Cloudflare Origin Certificate: Step-by-Step

If your Cloudflare origin certificate has expired, visitors will see SSL errors and your server m...