How can I change the password of my iCloud email with my iPhone 11?
iPhone 11
[Re-Titled by Moderator]
iPhone 11, iOS 15
On your iPhone open Settings ➜ Apple ID ➜ Password and Security ➜ Change Password.
If you don't remember the password for then you will need to recover it by following the steps in the support document linked below.
click here ➜ If you forgot your Apple ID password - Apple Support