Xamarin.Android Installing APK as System Application
Ideally if you took a Release .apk, anything in the lib/ABI should go into the respective /system/lib folder.
For example with a File->New Android Project
If I created a Release Aligned .apk, I should be able to extract it and view the following:
Which has two .so files here:
You will need to ensure that both of these
.so files are included in the
/system/lib folder and then your application should install as a system application.