The usage is as follows:
Tools/Materials
Huawei p40
EMUI8.0.0
Compass Compass v1 .0
1. First, open the compass on the mobile phone desktop to enter, as shown in the figure below.
2. Then click the icon in the upper right corner of the compass interface, as shown in the figure below.
3. Finally, you can call up the appropriate compass and start positioning, as shown in the figure below.