This guide will walk you through the steps to enable data encryption on your iPhone. It will explain what iPhone data is encrypted once this iOS security feature is enabled, and also includes some tips on how you can further enhance the privacy and security of your smartphone.
How to Encrypt Your iPhone So No One Can Get Your Data
Your iPhone’s data encryption setting is likely already turned on if you’ve enabled a passcode or Face ID to unlock your phone and log in to apps. Here’s how to check if your data is protected, and what to do if it isn’t.
Scroll down and select Face ID & Passcode.
Enter the passcode you set up when you got your iPhone.