This is a "opengapps pico"-style gapps tree - no warranty, not fully tested - probably not what you are looking for - based on opengapps pico - adds pixel migration tool from stock rom to prevent crashy setup You can add this to your build by cloning this repo into vendor/gapps/b4s4 and adding this line to your device tree somewhere $(call inherit-product-if-exists, vendor/gapps/b4s4/device-vendor.mk) todo: convert to bp makefile