Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When Windows Search fails to write to its log file, you may see a "permission denied" error in Ev...

You see "Windows isn't activated" or "We can't activate Windows on this device" even though you h...

If you see an error like fatal: unable to access 'https://...': SSL certificate problem: un...

Fix OneDrive SSL Certificate Error After Update
After a recent Windows or Office update, you may see an SSL certificate error in OneDrive. The er...

Fix Windows Credential Manager Login Loop
You log in to Windows, and immediately get a prompt to enter your Microsoft account password or P...

Fix Command Prompt Login Loop Not Responding
You sign in to Windows, but instead of the desktop, you see a command prompt window that appears,...