From a composed message, tap the Add recipients icon.
To send a Next-gen message to a group, all members must have chat features enabled. Otherwise, your chat will be converted into standard MMS:
Enter a contact name.
Select the contact.
If necessary, select which number of the contact's numbers you would like to send to.
,Repeat steps 2 and 3 to add more recipients to the group message.
Tap Next.
Enter the group name.
Tap Next.
Tap the Send icon.
You've completed the steps!
