iMessage is designed to be sent and received using your iPhone’s “phone number”, but you can also use your Apple ID, so let’s see how to do that. By activating your Apple ID, in addition to the “email address” used for your Apple ID, you will be able to use the “phone number” and “email address” associated with your Apple ID to send and receive iMessages, which is convenient. is!

Use your Apple ID to send and receive iMessages

Use Apple ID ○○ for iMessage?