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

Fix Windows Security App Not Starting on Windows 11

You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...

Fix 'Permission Denied' Error When Saving VS Code settings.json

You open VS Code's settings.json (either user or workspace), make a change, and try to save. ...

Fix VSCode Source Control Not Detecting Changes

You open the Source Control panel in Visual Studio Code, expecting to see your file changes, but ...

Git Large File Storage Setup Tutorial

If you've ever tried to push a repository containing large binary files—like design assets, d...

Fix Nginx Upstream Connection Refused Socket Error