How can oppo r9s SMS be displayed on the screen?

First, click the "Settings" icon on the phone desktop.

2. After entering the setting interface of the mobile phone, drop down the menu, and then select the "notification and status bar" option.

Third, then open "Notification Management" to enter.

4. After entering, find the "information" item in the application list and click Enter.

5. Finally, turn on the switch of the options in the red box below, and a short message will be displayed on the mobile phone screen.