Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you see errors like "Check your connection" or "Try that again – Something went wrong" in Micr...

If you need to find your Windows version, edition, or build number from the command line, PowerSh...

You try to run a PowerShell command against a remote server and get an error like Connectin...

Fix OneDrive Sync Proxy Server Network Error
If you see a 'proxy server network error' while using OneDrive, it usually means your PC is tryin...

Fixing Task Scheduler 504 Gateway Timeout Configuration
If you have a scheduled task that calls a URL or web service and you see a 504 Gateway Ti...

Fix Windows Update Assistant Not Working on Mac
If you're running Windows on a Mac via Boot Camp, Parallels, or another virtual machine, the Wind...