I have an Apple ID.
Macbook Air has iMessage installed.
But I cannot figure why I cannot send and receive iMessage to friends. I can only receive messages from myself.
Can you explain how iMessage will work on Mac?
I will answer my question myself.
This is easy to have a try. You can send an receive iMessage when you are online. To send a message, you only need to set the receiving address an
Apple ID, or some phone numbers related to the ID. Of course, you network must be well enough to connect to