Helpful answers
How to Delete Autofill Entry on iPhone
Set up AutoFill You can save your personal information or credit card number on your iPhone to speed up filling in online forms and making purchases. Go to Settings > Safari > AutoFill.
Use saved passwords in other iPhone & iPad apps
Your iPhone stores and can automatically fill out forms that ask for email addresses, passwords, or credit card information. Autofill is useful, but if you've accidentally saved the wrong information, autofill will keep repeating that wrong information. This is when it's useful to edit autofill data.
Protect yourself when using AutoFill If you turn on AutoFill, guard your device passcode closely. Anyone who knows it can use AutoFill, even if you're using Face ID or Touch ID, which will allow you to use AutoFill with your device passcode if your face or fingerprint are not recognized.
Protect yourself when using AutoFill If you turn on AutoFill, guard your device passcode closely. Anyone who knows it can use AutoFill, even if you're using Face ID or Touch ID, which will allow you to use AutoFill with your device passcode if your face or fingerprint are not recognized.
By default, Password AutoFill saves the user's login credentials on their current iOS device. iOS can sync these credentials securely across the user's devices using iCloud Keychain.
Your iPhone, iPad or Mac can automatically enter your information - including passwords and payment data - on websites at a touch of a button with Auto Fill, here's how to set it up, how to keep your data safe, and how to correct AutoFill when it enters the wrong information.
Change or Update Your Personal Info for AutoFill
How to add AutoFill Passwords on iPhone
Go to Settings and scroll down to Passwords and Accounts. Tap AutoFill Passwords. Toggle AutoFill Passwords to On. Under Allow Filling From, make sure iCloud Keychain is checked.
How to Change Autofill Credit Card Information on Your iPhone & iPad (for Safari)
To enable AutoFill to use your contact data:
iPhone stores the passwords in iCloud Keychain and fills them in for you automatically, so you don't have to memorize them. Note: Instead of creating an account and password, use Sign in with Apple when a participating app or website invites you to set up an account.
When you're using a Private Browsing window, the details of your browsing aren't saved. Autofill also won't work correctly so this might be the issue. Check out Turn Private Browsing on or off on your iPhone or iPod touch.