1. 1Ishara's Avatar
    Hi guys.. I have read 640 xl threads regarding dual sim variant (RM 1067-1011) cellular data problem. I am also face same kind of problem. Most of time I couldn't get proper data connection. Because of that I can't update windows apps and surf internet properly. Cellular data come randomly then then its not work. Then I have to restart my phone to work cellular data. There is no apn problem. I have checked it. I have also reset my phone phone using Microsoft recovery tool but same thing happen even I have check this with windows 10. But in same place same sim my note 3 have proper cellular data connection. But this matter didn't effect for my calling or massage experience.

    So if you guys know hove to resolve this problem. Please help me..
    01-24-2016 06:43 AM
  2. Viktor Soares's Avatar
    Hi guys, I having same problem here too, 640 xl dual sim variant 3G only.
    Anyone can help us, please. help us
    02-16-2016 11:15 AM

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