When Huawei p20 is playing a game, there is a message that needs to be answered, but if you press the home button to quit the game, how can you return to the message interface without quitting the gam

When Huawei p20 is playing a game, there is a message that needs to be answered, but if you press the home button to quit the game, how can you return to the message interface without quitting the game? Huawei P20 split screen tutorial:

Method 1: Open the split screen with knuckles.

First, enter Settings > Intelligent Assistant > Gesture Control >; Split screen gesture, turn on the "Split screen gesture" switch.

After opening the application supporting split screen, in the case of vertical screen, you can draw by swiping your knuckles across the screen, and in the case of horizontal screen, you can open split screen in vertical screen.

Method 2: Long press the virtual key to split the screen.

Go to Settings-Navigation Bar-Open the virtual button in the screen, open the application that supports split screen, and press and hold Quick Build to enable split screen.

Method 3: Slide the screen to split the screen.

From the desktop or the application interface supporting split screen, slide up from the bottom of the virtual navigation bar to start split screen.