If you have Garmin-Asus Nuvifone M20, I think this is good information because you can get Windows Mobile 6.5. Today, Windows Mobile 6.5 for Garmin-Asus nuvifone M20 now official. If you are interested, you can download the latest Windows Mobile at Garmin-Asus Nuvifone M20 official website to update the OS. Please note that do not forget to back up all data. So, what do you think about this information?
