Samsung wont provide software. If u want latest android version u have to buy new mobile because they will release neo plu etc etc with latest android version. And mid range mobile have to struck at same version
I am xiaomi MI3, MI4, Redmi2 user . with the kind of configuration I use at around 14 k .this samsung stuff seems lame. They may have provided a Good mp cameras, but the graphics in j5 in adreno306. are they kidding us or what 3 years my galaxy s duos had adreno 300 and it struggled to death!