Why can't I get SMS tips when playing games on my mobile phone? How to turn it off?

1. First, open my mobile phone, find the settings and enter the settings page.

2. Secondly, in the settings window, find the screen lock and security function, click Enter, in the new window that jumps, find the notice, and click Enter to modify the settings.

3. Finally, click "Display notice on lock screen" in the first line, and select the display content in the pop-up window. After this setting, when the phone is not locked, any information will be displayed on the lock screen.