1. rajesh9up's Avatar
    iv updated my note 4 to lollipop but after up dation the mobile data network is disconnected after each voice call after the voice call iv to switch of the data n on it again. its not connected automatically after voice call. its only happen on 2g network not on 3g or others.

    pls help me out what is the solution for the problem.
    04-24-2015 08:48 AM
  2. B. Diddy's Avatar
    Welcome to Android Central! Go to Settings>Wi-fi, tap Menu>Advanced, and see if there is a Smart Network Switch option. If so, turn it off.

    Also, try wiping the system cache partition: https://support.t-mobile.com/docs/DOC-14686
    04-24-2015 12:33 PM

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