Updating iCloud number on iPhone
How I upadate my new number
[Re-Titled by Moderator]
Original Title: iCloud number
iPhone 11, iOS 18
Usual method after a change of number is
Settings, Apps, Messages, turn off iMessage
Settings, Apps, Facetime, turn off Facetime
restart the phone
Settings, Apps, Messages, turn on iMessage
Settings, Apps, Facetime, turn on Facetime