Since I am useing samsung galaxy J7 last 3 mounth.Some problem was seen in my device.
Problems: 1.Some apps cannot work with sim 2.
2. Internet speed meter app is not working at all with sim 2.its not showing anything.
3.although this phone is 1.5 gb ram and octa core processer .but some high end game is lagging frquently.
A.Real raceing 3.
B.Nova 3
C.Gta.
4.I think samsung could incress the camera quality.
5.lack of update.
6.Sometime 2 sim not properly work.
Thats all.But it is a good phone to use.
Thank u.