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

How to Reset Windows Search Index (Step by Step)

If Windows Search stops finding your files, returns old results, or uses high CPU, the search ind...

Windows 11 Update Failed Blue Screen Rollback Fix

You start your PC after a Windows 11 update and get a blue screen, then it rolls back. This artic...

How to Push a Git Detached HEAD to Remote

You're working on a Git repository and realize you're in a 'detached HEAD' state....

Fix Nginx 502 Bad Gateway in Docker Containers

An Nginx 502 Bad Gateway error when proxying to a Docker container usually means Nginx cannot rea...

Fix Git Push Rejected Non Fast Forward Error