Can't say anything because that's device of A series and we have device of M series. The hardware may be same but there is alot of difference in software.
2.1 especially made for 31,21,71 51 those types of devices along with recent flagships including s10, note 9 ,note 10,s9. ...out of those A51 received ,A71 received, s9,s10,note10,note9 received already
