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    Latest Samsung GALAXY S Ⅱ (SGH-I777) - ATT firmware

    Model Country/Carrier Date PDA Version
    SGH-I777 USA (AT&T) 2013-04-24 I777UCMD8 4.1.2
    SGH-I777 USA (AT&T) 2013-03-10 I777UCLL6
    Model Country/Carrier
    SGH-I777 USA (AT&T)
    Date PDA
    2013-04-24 I777UCMD8
    Version
    4.1.2
    Model Country/Carrier
    SGH-I777 USA (AT&T)
    Date PDA
    2013-03-10 I777UCLL6
    Version

    DOWNLOAD FIRMWARE

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    We recommend using Samsung’s own utilities, Samsung Smart Switch and OTA (Over-the-air), to upgrade devices. Use SamMobile only if you are 100% sure about the risks involved in flashing your device. SamMobile is not responsible for any damage caused by using the files on this website.