Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Windows Defender Missing After Update

After a Windows update, some users find that Windows Defender is missing from the system tray, Se...

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

How to Fix Windows Update Login Loop Error 0x80070002

You try to log in after a Windows Update, but the system keeps bouncing you back to the login scr...

How to Add Folder Exclusions in Windows Defender

If Windows Defender is slowing down your workflow or flagging a trusted application, you can excl...

Fix OneDrive 'Command Not Found' Error on Linux and macOS

You’re trying to run onedrive in your terminal and get command not found

Configure Windows Terminal to Trust a Self-Signed Certificate
If you're using a self-signed certificate for HTTPS on a local server or test environment, Window...