Checklists for software errors, setup, and tool workflows.

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

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

fatal: Unable to create &#...

Fix Windows 11 Blue Screen After Update with Bootable USB

After a Windows 11 update, some systems boot into a blue screen (BSOD) or crash loop. This usuall...

Fix Windows Search Indexing Service Not Running

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

Fix Missing Edge Sync Option in Settings

You open Edge settings to turn on sync, but the sync option is gone. This usually happens after a...

How to Fix Docker Container Exits Immediately with Permission Denied

You start a Docker container, but it exits immediately. Running docker logs shows a ...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

You try to clone or pull from a remote repository and get: fatal: unable to access 'htt...