Latest Samsung SGH-T989 (SGH-T989) - TMB firmware
Samsung SGH-T989 (SGH-T989) firmware for USA (T-Mobile) (TMB): 1 build in the SamMobile archive, newest first. The latest is T989UVMC6 (Android 4.1.2, built 11 March 2013). Open a build to download it, or switch region with the country selector.