To turn on ADP on an iPhone, iPad or Mac do the following: 1. Go to Settings > [Your Name] > iCloud. On a Mac, open System Settings > [Your Name] > iCloud. 2. Scroll down to Advanced Data Protection, which likely says Off, and tap that.

Apple has removed its strongest iCloud data protection for customers in the UK, as a refusal to comply with a government order demanding backdoor access to user data. Apple has a security feature called Advanced Data Protection,

Apple has confirmed it is removing one of its most powerful data security features from use in the UK after a row with the government. Advanced Data Protection (ADP), is an opt-in tool on Apple’s iCloud service which meant only an account holder could access the “majority” of file types such as photos or notes,