Checklists for software errors, setup, and tool workflows.

Fix Windows Update Error 0x80070002 with System File Checker

When Windows Update fails with error 0x80070002, it often points to missing or corrupted system f...

Fix Windows Search Indexing Service Not Running

If Windows Search stops returning results or the search box shows no activity, the indexing servi...

Fix Windows Security App Not Opening Command Prompt

You click the Windows Security icon or try to launch it from Settings, but nothing happens. Or pe...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

If you see ! [rejected] main -> main (non-fast-forward) when running

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

VS Code Terminal Blank Screen: Quick Fixes

You open the integrated terminal in VS Code, but instead of a prompt, you get a blank or black sc...