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Support Unlocking LG Optimus F7

Discussion in 'Android Devices' started by Tug226, Dec 29, 2014.

  1. Tug226

    Tug226 Lurker
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    I bought this phone off some guy at my barbershop. I was wondering if I could somehow unlock it to use ATT simcards. It is a boost mobile phone, but it had a simcard from sprint already in it. Any ideas guys?

    Thanks in advance.
     

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  2. chevanlol360

    chevanlol360 Android Expert
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    No, the phone isnt a GSM device. it cannot be used with At&t or T-mobile. the card you see inside isnt a sim card, its simply just a card only for LTE useage. That phone can only be used one sprint/boost/virgin and someone actually got it working on Verizon at one point but thats a whole other story. Point is it cannot be used with ATT
     
  3. EdMaster

    EdMaster Newbie
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    Wait so if I want to move to straight talk I can't take the phone with me?
     
  4. creed10

    creed10 Android Enthusiast
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    is straight talk CDMA? cause if it's gsm then no... it's kinda like FM radio vs AM radio. 2 different types of frequencies. however, your phone is only locked to one. in our case, it's cdma
     
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  5. MarkRichard

    MarkRichard Lurker
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    So you mean there is no any way can make us780 to use GSM card from any carrier? I'm in China, I'm using China Mobile GSM card now. I heard there is a way to unlock the network, isn't mean can be used to any carrier?
    Please see the picture, if it still can't use GSM, what's the mean of lock mode off?
    [​IMG]
     

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