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

Fix Windows Update Service Not Running with DISM Restore Health

You try to run DISM /Online /Cleanup-Image /RestoreHealth and get an error saying th...

How to Fix Black Screen After Enabling Hardware Acceleration in Chrome

You enable hardware acceleration in Chrome to improve performance, and suddenly the screen goes b...

Checklist for Pushing Large Files with Git

You've likely hit this: you try to push a commit, and Git rejects it because a file is too la...

How to Fix Cloudflare 521 Error During Setup

If you see a 521 error after setting up Cloudflare, it means your origin server refused the conne...

Fix 'pip externally managed environment' Permission Denied Error

If you see error: externally-managed-environment when trying to install a Python pac...

Fix Cloudflare Wildcard Subdomain Redirect Loop