GT-B5512B Heribatubara Sunday 5 March 2017 Instructions Extract (unzip) the firmware file Download Odin Extract Odin ZIP file Open Odin Tool Reboot Phone in Download Mode (press and hold Home + Power + Volume Down buttons) Connect phone and wait until you get a blue sign in Odin Add the firmware file to AP / PDA Make sure re-partition is NOT ticked Click the start button, sit back and wait few minutes GT-B5512BVJLF1_B5512ZTOLF1_2.3.6 GT-B5512BVJLH1_B5512CHOLJ2_2.3.6