Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You may see an error like “Invalid configuration” when opening Windows Defender or trying to run ...

After a Windows update, you may see authentication failures in Windows Terminal – prompts for cre...

If your Windows Update has been stuck on 'Checking for updates' for more than 15 minutes, you're ...

You open Chrome and get 'Unable to connect to the internet' or a similar network error, but other...

You open Command Prompt or PowerShell, type something like MpCmdRun or Get-MpC...

Fix Windows Search Index Stuck on Loading Files
If Windows Search indexing appears stuck on "Loading files" and never completes, search results m...