Extract the files in the folder you will find 2 files take them and transfer them to a 2gb or under sd card formatted fat32 not an sdhc card put the sd card in the x51v

now hold down the wifi and power button at the same time now tap the reset button just a tap dont hold it down but keep holding the wifi and power until you get a white screen with a blue bar at the top

a file should appear highlighted in black tap the center of the dpad button twice *thats the center button of the up down left right*

it should start installing when it's done hard reset the axim and it will finish installing and then your readt to go

also make sure your battery is fully charged before starting you dont want it to die in the middle of an install