How to send a message with imessage of Apple mobile phone?

1. Because iMessage sends information through the network, please connect your mobile phone to the cellular mobile network or wireless network before sending it. Then, the next thing to do is to activate the iMessage service, find the "Settings" icon on the iPhone home screen, and click Open.

2. After entering the settings, follow the picture prompts and draw down until you find "Information". Then, turn on the iMessage switch and turn on "Send Read Receipt". After that, see "Send and Receive" below and click Enter.

We can see that there is an email address and a mobile phone number. The mobile phone number is the number of the mobile phone card, and the email address is the email address of Apple ID by default. Click Add Another Email Address, enter another email address you want to use on iMessage, wait for Apple to send an email to verify the email address, and then click the link to complete the verification. After verification, you can send and receive iMessage information and use the email address you added yourself.

You can choose to use different accounts by checking different accounts under "Start a new conversation".

4. The information interface of 4.imessage is blue, which is different from the green of ordinary SMS. Text and pictures can be sent. You can also know the information delivery status of "delivered", "read" and "undelivered".