Iphone Update Autofill. Here, go to the "Passwords" section. How to change or update AutoFill information on your iPhone Open the Settings app Scroll down and tap Safari Tap AutoFill Make sure the "Use Contact Info" slider is turned on Tap "My Info" Select your contact How to Update your Personal Contact Information on your iPhone Open the Contacts app Tap your name (It's near the top) and says "My Card" Do one of the following: Tap the account suggested at the bottom of the screen or near the top of the keyboard.
You can save your personal information or credit card number on your iPad to speed up filling in online forms and making purchases. To enter an account or password that isn't saved, tap on the sign-in screen. Open "Settings" from the home screen of your iPhone or iPad.
Next, tap on "AutoFill" to manage the information stored here.
Automatically fill in SMS passcodes on iPhone When you sign in to some websites and apps, a one-time SMS passcode is sent to your iPhone.
Edit 'Credit Cards' to update your payment info. As a security measure, you're required to enter the code into the website or app. iPhone can detect the passcode in Messages and display it above the keyboard. Go to Settings > Safari > AutoFill.