Update to 3245

Download firmware and burntool

Extract it

Connect tablet to PC via Usb-Usb

Open in folder burntool, file IUW.exe

In opened window, in top left select - Link USB

In the middle column - (USB mode:), select - Expert burn

Put ticks like on image

And select files of folder android, Like on image

  

Clamp on off tablet buttons menu + power. After start tablet , release buttons. In down of window under inscription Dv window should be a green.(if you need setup drivers, it in the folder otg-driver)

 Press Burn... process start. After appearance of text pull out USB и restart. Now we have now a new loader.