How to Enable Two-Factor Authentication on iPhone 16 / 16 Plus

Follow these simple steps to enable two-factor authentication on your iPhone 16 / 16 Plus. Each step is one action — nice and easy.

Step-by-Step Instructions

1. 1

   Open the Settings app.

2. 2

   Tap your name at the top (Apple Account).

3. 3

   Tap "Sign-In & Security".

4. 4

   Tap "Two-Factor Authentication".

5. 5

   If not already on, tap "Turn On Two-Factor Authentication".

6. 6

   Follow the prompts to verify your phone number.

7. 7

   Enter the verification code sent to your phone.

Try on a Different Device

Same task, different device. Pick yours below:

More How-Tos for iPhone 16 / 16 Plus