need to add all ndk abifilters in the app's build.gradle and the library libs, just like the example: abiFilters "armeabi-v7a", "x86", "armeabi", "mips" in the libray build.gradle ,need add sourceSets { main { jniLibs.srcDirs = ['libs'] } } in the app mainApplication SpeechUtilOffline.initSpeechUtilOffline(getApplicationContext());