GT-P7500 Heribatubara Sunday 29 January 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 Tutorial on Youtube : Here GT-P7500XWLA1_P7500OXXLA1_XEO GT-P7500XWKL1_P7500XEFKL1_XEF