Touch ID

A fingerprint recognition feature available on some Mac computers. With Touch ID, you can unlock your Mac and some password-protected items, use Apple Pay to make purchases on the web, and purchase items from the iTunes Store, App Store, and iBooks Store.

Touch ID is located at the top-right corner of the keyboard, next to the Touch Bar or row of function keys, depending on the model of your Mac.

Touch ID, located at the top-right corner of the keyboard.

To use Touch ID, place your finger on it. To set up Touch ID, choose Apple menu > System Preferences, then click Touch ID.

For more information about Touch ID, see this Apple Support article.