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Change log:
- Random restarts on the NG4 navigation system, which can cause the multifunction display (EMF) to turn off whilst driving
- Multifunction display (EMF) freezes whilst in navigation mode; keys are not functional
- Under reading of speed radar warnings for vehicles displaying speed in mph.
- TMC does not update
- European emergency call number 112 is not supported by phones connected by bluetooth.
- Unable to start a phone call from the directory
- Date and time display is badly displayed

Mount, or extract the ISO file with WinRAR or 7-Zip, on a USB stick.
Start up the car
Insert USB in USB socket
The system will automatically see the USB with firmware on it and autoupdate
Remove USB on completion