Under the Windows system, the data don’t immediately
copy to the SD card, but firstly copied to the cache,
therefore please select ‘Safely remove USB Mass Storage
Device-Drive (J :)’ before pull out the USB cable.
12:12
Safely remove USB Mass Storage Device-Drive (J :)
After disconnecting the USB cable, the device will go back
to the home page. You can do the operations normally.
17.Exception
When the product can not normally work, please long press
Homepage key to return into homepage interface. If it still
not works, please press the reset button to restart.
If all above-mentioned methods can not work, please long
press the reset button over 3 seconds, then press the power
on button to reboot.