How do you set up two factor authentication?
- Go to Settings > [your name]. If you're using iOS 10.2 or earlier, go to Settings > iCloud and tap your Apple ID.
- Tap Password & Security. If asked, enter your Apple ID password.
- Tap Turn On Two-Factor Authentication.
Besides, how do I set up two factor authentication on my iPhone?
How to enable Apple's two-factor authentication
- Open Settings on your iPhone or iPad.
- Tap the Apple ID banner.
- Tap Password & Security.
- Tap Turn On Two-Factor Authentication.
- Tap Continue.
- Tap Continue.
- Enter your iPhone's passcode.
- Tap Done.
In this manner, why can I not turn off two factor authentication?
Find the Security section. Click Edit. Then click “Turn off two-factor authentication” (if you do not see this, then you cannot turn this off). Once you click, you will be asked to confirm: “If you turn off two-factor authentication, your account will be protected with only your password and security questions”.
If you're not setting up a new device, make sure that you're using iOS 9 or later on your iPhone, iPad, or iPod touch or OS X El Capitan or later on your Mac and follow these steps to turn on two-factor authentication. On your iPhone, iPad, or iPod touch: Go to Settings > [your name] > Password & Security.