To buy AppleCare+ at UM Tech Shop or an Apple Retail Store (within 60 days of your computer purchase date) a Specialist will first need to verify your computer purchase date and confirm that your device has no pre-existing damage. Apple outlines multiple ways to buy AppleCare+ for your Mac within 60 days of your Mac purchase: On your device (go to > About This Mac > Service) Online (requires you to verify your serial number. AppleCare+ for Mac is a bit different: the single payment offers three years of coverage, or you can pay annually. AppleCare+ is typically purchased at the same time your device however it can be added within 60 days of an eligible Mac purchase.