Thanks for your suggestions 

Then What is the use of buying this if you a re saying this Is not a high ended mobile, why are you produce this much of models when not a high ended, please produce high ended model one only not this much models from Samsung, finally as a expert lev...

It is impossible to buy new mobile for every 3 years it's very sad to say this and u look into it to give update for 5 years

Better to give one more update

It's very sad news