Checklists for software errors, setup, and tool workflows.

How to Enable Windows Defender Real-Time Protection via Group Policy

If Windows Defender real-time protection is turned off and grayed out, it's often because a G...

Fix DNS Probe Finished NXDOMAIN for a Specific Website

If you see the error "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome when trying to visit a speci...

Resolving Python Dependency Conflicts from Transitive Dependencies

You're working on a Python project, and after adding a new package, the environment breaks. I...

Fix Windows Search Indexing Not Working After Upgrade

After a Windows feature update or major upgrade, you may find that search results are slow, incom...

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Fix npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...