64 bit version issue in react-native android app by google play store

Question

According to https://android-developers.googleblog.com/2017/12/improving-app-security-and-performance.html:

In August 2019, Play store will require that new

Answer 1

All of the native code for an app is stored in the libs/ directory in the root of the apk. eg for compiled ARM or x86 code, you can find it in libs/architecture_type/lib_name.so.

An APK is essentially just a zip file so you can extract it with any zip tool.

The list of architectures (ABIs) is here. If you don't have directories for arm64-v8a or have x86 but don't have x86_64 then you are missing the 64 bit native code.