Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You may see a “version mismatch” or “configuration error” in Windows Security (formerly Windows D...

After setting up OneDrive sync on a new PC or reinstalling the client, you may find that your exp...

You try to install a package with apt or dpkg, and you get the error: Could not get lock /v...

Fix npm EACCES Error: Permission Denied on node_modules
You run npm install and get an error like EACCES: permission denied, mkdir '/u...

Fix Windows Search Auto Start via Registry
If Windows Search starts automatically every time you boot your PC and you want to stop it (or en...

Fix Chrome 502 Bad Gateway Error Caused by Extensions
You're browsing Chrome and suddenly see a 502 Bad Gateway error. The page won't ...