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 Search Index Not Indexing New Files

If you've added new files to a folder but Windows Search can't find them, the search inde...

How to Fix Windows Remote Desktop Not Working After an Update

After a Windows update, you might find that Remote Desktop (RDP) no longer connects. This is a co...

Fix Docker Volume Permission Denied as Root

You start a container as root, mount a volume, and get a 'permission denied' error. This ...

How to Fix Git Detached HEAD Error

You run git status and see "HEAD detached at" followed by a commit hash. Thi...

Fix Ethernet Connected but No Internet on Windows 11

You plug in an Ethernet cable, Windows 11 shows you're connected, but websites won't load...