1. Modify the file 'PROJECT/device/khadas/kvim.mk' or 'PROJECT/device/khadas/kvim3.mk'Change the property 'BUILD_WITH_GAPPS_CONFIG' from false to true
2. Download the google repertory into the path 'PROJECT/vendor/amlogic/'
<1> cd PROJECT/vendor/amlogic/
<2> git clone https://github.com/terry2droid/google google -b Pie-arm
3. Build yourself ROM again