Latest Samsung GALAXY S Ⅱ (SGH-I777) - XXX firmware
Samsung GALAXY S Ⅱ (SGH-I777) firmware for Default (XXX): 1 build in the SamMobile archive, newest first. The latest is I777UCMD8 (Android 4.1.2, built 23 April 2013). Open a build to download it, or switch region with the country selector.