Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you see "Windows Defender service not running" or a red warning in Security Center, the underl...

If you see error 0x80070005 when Windows tries to activate automatically, it usually means a perm...

If your remote desktop client does not start automatically when you boot your computer or connect...

When you try to activate Windows using the Settings app or a command, slui.exe (Software Licensin...

You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...

If you see DNS resolution failed when running a PowerShell command that tries to con...