Finally, introduced with iOS 14, users have a simple way to change their screen time passcode. 1. All you need to do (aside from making sure that your phone is updated with iOS 14) is navigate to Settings and tap on the Screen Time option. 2. From here, you can access the Forgot Screen Time Passcode option. 3. Enter the Apple credentials used to create the passcode and enter a new one. Confirm, and you're done.