Before sending your Mac to Apple Repair

1. See if the problem is fixed by resetting your Mac
2. IMPORTANT - Back up your boot drive! Apple Repair may have to erase or replace your boot drive!
   more details: https://www.macworld.co.uk/how-to/mac-software/back-up-mac-3584440/
3. If you have set a firmware password, unset it - see https://support.apple.com/en-us/HT204455
4. If you are signed in to iCloud, sign out of iCloud - see https://support.apple.com/en-us/HT208242
5. If you have autorized your Mac in iTunes, deauthorize iTunes - see https://support.apple.com/en-us/HT201251#deauthorize
6. If you have turned on "Find my Mac", turn it off - see https://support.apple.com/guide/findmy-mac/remove-a-device-fmm2832fb8f0/mac
7. Optional: create an admin account for Apple
   • CLASSE-managed: the CLASSE IT group will do that for you
   • User-managed: see https://support.apple.com/guide/mac-help/set-up-other-users-on-your-mac-mtusr001/mac
     Put a sticky note with the credentials where it will be easy to find and where it won't accidentally get removed