Hi! cable any D800,D820,D830,D840,D900,D900i,E200,E250,E390,E420,E480,E500,E780,E870,E900,I710,Z540,X820,D520 compatible Flasher - URL E590XEGF5 - http://firmware.sgh.ru/?frm=E590XEGF5&t=4 Patches for E590XEGF5 - http://OldPh.one/index.php?showtopic=33672 To modify firmware - use Resman 5.6Pro - you need to buy it