You can quickly unlock your Mac using Touch ID. You are asked for the password whenever you start, restart or log out your Mac. But when you setup this Touch ID on your system and logged in you won’t need to type the password again and again whenever required, you just place your finger instead of typing and you are done with it. MacBook Support would like to inform you that you can also make purchases from App Store, iBook Store, & iTunes Store and our favorite websites using Apply pay with this Touch ID feature. So setup it on your system using following steps: Read more