The package name for Zombie Infection is com.gameloft.android.GAND.GloftZINF . The OBB name must be: main.1.com.gameloft.android.GAND.GloftZINF.obb
That is the version code of the APK. If your APK version is 1.1.1, the OBB might be main.2 . Check the OBB download source – if they say “For version 1.1.1 use main.2,” follow that. zombie infection gameloft apk obb fix