This firmware comes from Ainol official site.
1. fix the problem that the tablet gets heated when charging
2. fix the problem that some the internal memory missing after upgraded
3. fix the problems that the black screen appears when upgrade and repeated upgraded by itself
4. improve the G-sensor driver
5. fix the problem of the touch screen working abnormally
1. Make sure the device has more than 40% battery left or charge it via charger.
2. Prepare a 2G/1G TF card
3. Format the TF card to FAT32
ROM for Elf II
The instruction is attached in the firmware file.