Question marked as Top-ranking reply User profile for user: Niel Niel Community+ 2025 User level: Level 10 735,677 points Jul 16, 2020 6:32 AM in response to samueljlevine It's not tied to the OS version, but to the presence of a T2 chip.(182355) Show more Less Upvote if this is a helpful reply Downvote if this reply isn’t helpful Reply Link