Why do some SMS double-click have a reply function?

Both sides are Apple phones, which will have this function. Double-clicking the message will see you "evaluate" his information.

The mobile phone will have the function of automatically replying to text messages. How to cancel as follows:

1. Open the phone, find the "Settings" icon on the desktop, and then click Enter.

2. After entering the setting interface, find the column of "Telephone" and click Enter.

3. After entering the mobile phone, find the item "Call related settings in navigation" and click Enter.

4. After entering, find the item "Automatically disconnect after refusing to connect" and close it.