1) Download the SansaUpdaterInstall
2) Turn the adjustment USB device in MSC mode
(Available option in the settings of Fuze)
3) Connected the fuze to your computer using the USB cable
4) Run application SansaUpdaterInstall.exe
The software will look at what version uses your Fuze, and update if necessary.
5) Disconnected the device from the computer after the update is done.
The fuze will then be automatically install new firmware.