Upgrade:

1. Format SD card with SD Formatter
   • download SD Formatter from https://www.sdcard.org/downloads/formatter_3
   • Install SD Formatter on your pc
   • Insert SD card into pc and format with SD Formatter
2. Download firmware and save to pc
   • http://public.timduru.org/Android/Flytouch3
   • http://www.flytouch3.de/informationen/firmware-updates
3. extract ZIP-File into the root of the formatted SD Card
4. put SD Card into Flytouch 3
5. connect Flytouch 3 to power
6. Boot up Flytouch 3 now
7. wait for powewr of
8. remove the SD card from Flytouch 3
9. Boot up Flytouch 3 again