how can approve my iphone apple id in another device
if i forget the passcode and i want to approve my apple ID in another device
iPhone XR, iOS 13
Question marked as
See if anything here helps. If necessary, you can use account recovery as explained in the link at bottom of the article.
Verification code - how to get one and sign in with two-factor authentication.
For the passcode.
Passcode - If you forgot the passcode for your iPhone or your device is disabled.