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...

Fix Windows Security App Configuration Error

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

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Fix 'git remote origin already exists' Error in GitLab

Fixing Python Dependency Conflicts with Incompatible Versions

You're working on a Python project, and after installing a new package, you get errors like <...