Wednesday, September 21, 2016

help me to fix mobile data galaxy j7 sm-j700f

hi
I was have 5.0.1 on my j700f
When I active mobile data it works for 10 to 15 minutes in fast speed .... after that it gets very very low speed and sometimes stop work then I should to reactive mobile data to get fast speed ... I try my sim card in other phones the problem not found except on my phone.
I tryed to download many custom Rom from xda
All they have same problem
I tryed dns app with root ... The problem not fix
The last thing I did it was reinstalling my original Rom and I updated it to 6.0.1
The problem not fix
When I wipe cache I could have from 10 to 15 minutes fast internet then it's get slow ........ . ... I should to reactive mobile data (disconnect & re connect)
Help me plz the xda is the only could help me
Sorry for the bad English


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