Joke Collection Website - Public benefit messages - How to open Apple imessage?

How to open Apple imessage?

Take the iPhone 7 mobile phone as an example, and the opening method is as follows:

Step 1: Click the "Settings" icon on the iPhone 7 desktop, as shown below.

Step 2: drop down the menu in the setting interface of the mobile phone, and then select the "Information" option, as shown in the figure.

Step 3: Turn on the switch in the "iMessage" column in the information interface, as shown below.