Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You try to activate Windows, but get an error saying the activation file is locked or the registr...

If you're using the Microsoft Store Backup Restore Tool and encountering errors, missing data, or...

You set up a Task Scheduler backup job, but when you need it, the backup files are missing or the...

If you manage multiple Windows devices and notice that update settings or installed updates don't...

If you've signed into Windows with your Microsoft account and notice that Defender settings—like ...

You open Chrome and see an error message saying something like "Your proxy settings are being man...