Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You type a command in Windows Terminal and get '...' is not recognized as an internal or ex...

Fix 404 Not Found Error When Using curl in cmd
You run a curl command in Windows Command Prompt and get a 404 Not Found response. T...

Fix Go Modules Proxy Checksum Mismatch
When building a Go project, you might see an error like verifying module: checksum mismatch...

Fix Windows 10 Update Stuck at 100%
You've waited through a Windows 10 update, only to see it stuck at 100% for an hour (or more). Th...

Chrome Browser Proxy Error Fix Checklist
If Chrome shows "ERR_PROXY_CONNECTION_FAILED" or similar proxy errors, you usually can't browse t...

Fix Windows Search Service Not Running Error
When you see a message like “Windows Search service is not running” in the search box or in setti...