Where is the function of oppo r 15 to receive instant messages?

Instant messaging means that after the sent message is received by the other party, the other party can directly see the content of the message on the screen without unlocking and opening the inbox.

Set path:

Enter the message-click ":"-Settings-(Advanced Settings)-to receive instant messages in the upper right corner.

Instant messaging has the following characteristics:

1, received directly displayed on the screen, even after opening;

2. No matter whether you save or not, you can't reply directly. You must send a new message yourself.

3. Pressing any key except manual saving will exit the SMS;

4. No record will be saved on the mobile phone unless it is saved manually;

5. Most of the content is the push advertisement of the operator.