You can try this...
Universal Shell.Download the latest version,
Passwords: navitotalConnect the device to your computer (You may need to download ActiveSync (XP and earlier) or WMDC (Vista and above) from Microsoft)
Locate
Menu.exe in
My Flash Disk and rename it to
MenuX.exeWithin the Universal Shell archive is a folder named
MobileNavigatorCopy
all the files from this folder to
My Flash Disk and rename
MobileNavigator.exe to
Menu.exe and also
MobileNavigator.mscr to
Menu.mscr, Effectively you have replaced
Menu.exeCopy the
Universal Shell folder to the SD card and place into the device.
Reboot the device and a file explorer should appear, Navigate to
Start.exe within the
Universal Shell folder and tap OK
Follow the on screen instructions, You can configure Button One to point to MenuX.exe so you can access the original software.
Now you can install iGO and another application if you want to...