Checklists for software errors, setup, and tool workflows.

Prevent Git Index Lock File Creation: Practical Fixes

If you see fatal: Unable to create 'path/to/.git/index.lock': File exists., ...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Windows 11 Update Stuck at 0%: Permission Denied Fix

If your Windows 11 update is stuck at 0% with a "permission denied" message, the installe...

Fix Missing Taskbar Icons on a Second Monitor

If you've connected a second monitor and the taskbar icons aren't showing up on it, you&#...

Fix npm run build Failures After npm install

After running npm install, you may find that npm run build fails with c...

Fix Microsoft Edge Sync Error 0x80070424

You try to sync your Microsoft Edge data—bookmarks, passwords, settings—but get error 0x80070424....