How to turn off the SMS function?

1. First, click the "Settings" icon on the desktop to enter the settings interface.

2. Then, find "Information" in the menu item and click Enter.

3. In the Info submenu, find "iMessage" and check the status of the corresponding button.

4. If iMessage is turned on, the status of the button is "On" (green button), which can be changed by clicking the button.

Finally, after turning off the button, when you enter the SMS sending interface, you will find that there is no prompt about iMessage, indicating that this function has been turned off.