What is Expire Previous Passcode in iOS 17 and How to Delete?

Expire Previous Passcode in iOS 17

In the iOS 17 update, Apple has focused on enhancing the security of its devices with features like locking private Safari tabs, issuing sensitive content warnings, and more. Among these enhancements is the “Expire Previous Passcode” feature, which we’ll cover in detail later in this guide.

Now, Apple allows you to unlock your iPhone with the old passcode for up to 72 hours or 3 days. After this period, the passcode automatically expires. If you want to remove this passcode before that time, just follow the steps below.

What is Expire Previous Passcode on iPhone?

This new iOS 17 feature improves security by allowing you to access your iPhone with your old passcode for 72 hours. If for some reason you forget and change your iPhone passcode, and later forget your new one, you can still use or access your iPhone with the old passcode.

Use Expire Previous Passcode

Should you ever need to, this feature will enable access to your device for 72 hours using your old passcode. Also, if friends or family members know your old password, they will still be able to access your iPhone during this time. iOS 17 will also allow you to delete or expire your old password manually.

Importance of this Feature

  • Access your iPhone with your old password for 72 hours
  • Minimizes unauthorized access risk
  • Automatically expires old passcodes, ensuring robust security

How to use iOS 17 Expire Previous Passcode Now feature on iPhone

If you don’t see the “Expire Previous Passcode Now” option on your iPhone, don’t worry! Follow these simple steps to test or use this feature:

Note: To use this feature, you first need to change your iPhone password. Only then will you be able to see and use this feature

  • First, open the Settings app on your iPhone. Scroll down slightly and tap on “Face ID & Passcode.”
Tap on Face ID and Passcode option in Settings
  • Next, find the new option “Expire Previous Passcode Now” and tap on it.
Tap on Expire Previous Passcode Now
  • Finally, a confirmation pop-up will appear, and you can click on “Expire Now” to remove or delete your old passcode.
Click on Expire Now to Delete your Previous passcode

Once you lock your screen, your old passcode will be expired, and you can only unlock the screen lock with the new password. Once you’ve used the “Expire Previous Passcode” option, your old passcode will no longer work to unlock your iPhone.


How many characters must a passcode contain at a minimum?

Your passcode must be at least 4 characters long.

What occurs if multiple passcode attempts are unsuccessful?

After six consecutive failed attempts, your device will lock, and you will receive a message stating, “iPhone is disabled.”

Secure Your Deviceā€¦

That’s it! The “Expire Previous Passcode” feature in iOS 17 adds a thoughtful layer of security to iPhone devices. By offering control, convenience, and seamless integration with other security measures, this feature exemplifies Apple’s continuous commitment to user protection.