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at&t wi-fi calling battery

  1. B

    at&t wi-fi calling in airplane mode works but not when cell is enabled

    I have an iphone 6s that will only go into "at&t wifi" mode when the phone is switched into airplane mode and then the wireless is turned back on. It does not matter how weak the cell signal is (often no service) it will not come on unless I actually disable the cell. Is anyone else having...
  2. monnyblack1

    wi-fi calling

    do At&t wi-fi calling drain a lot of battery???