Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you search for a file or app in Windows and click a result, you may see a ‘404 Not Found’ er...

You backed up your Windows activation using the built-in backup tool or a third-party utility. La...

When Microsoft Teams shows a 504 error, it usually means the server gateway timed out while tryin...

If Outlook stops syncing email, calendar, or contacts after an update or add-in installation, a d...

When the command prompt won't run a command, throws an error, or behaves unexpectedly, it's usual...

When Windows Search stops responding or shows configuration errors, the search module setup may b...