Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You might see an error like “Windows activation dependency conflict” or “Activation failed due to...

You click Install, the progress bar moves a little, then you see "Installation failed" with an er...

You install a project, run npm install, and get a cryptic error about an incompatibl...

You've created a PowerShell script and placed it in the Startup folder, but it doesn't run when W...

You downloaded the Microsoft Store offline installer (the .appxbundle file) but it fails to insta...

When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...