Guides & comparisons: Lockdown Mode

An iPhone showing a padlock and a Lockdown Mode switch turned on, beside a list of what it limits: most message attachments, link previews, FaceTime from new callers and 2G and 3G, while calls, texts and SOS still work.

iPhone · Nov 5

iPhone Lockdown Mode: who needs it and what it limits

Apple's strictest security setting blocks most attachments and some web features. Who needs it and how to set it up.