How did this suddenly appear on the oppo mobile phone?

Instant message means that you can see the content of the message directly on the screen without opening the inbox, and you can turn this function off in the message. Take OPPO R9S as an example, the specific steps are as follows:

1. Find the settings on the phone desktop and click Open;

2. After entering the settings, find the notification and status bar, and click Enter;

3. Enter the notification and status bar and select Notification Management, as shown in the following figure:

4. Find the information and click Enter, as shown in the figure below:

5. Just turn off the switch for receiving instant messages, as shown in the following figure: