How to Update C847 rom

Download the correct OS image from http://www.evergrowtek.com/

1.Unzip that "update_related files.zip" . Copy the file:osupdate.lst to SD root.

2. Unzip the 3.xxx.43.zip you will get 4 *.bin files , put them to root of SD

3. Insert SD and power on device, the ROM updating will auto start

4. If update failure or the update cant succesful, put the related file lowformat.enb
to SD . and this flag will erase all flash data, including :logo, OS,UI application( 9.10.1.44),
so you should download the last UI shell package like : shell_upgrade_9.10.1.xx_xx.zip,
unzip it and copy the folder shell_upgrade to SD
( remember: only shell_upgrade folder, don’t include any shell_upgrade.)

NOTE:
1. 3.xxx.43.x , example: 3.10011.43.E show this main version is 3.10011 and 43 is for 4.3' LCD and the E show this version is a English version. A is a Arabic and the C is chinese version, the J is for Japan version.
2. Please use 2GB and below SD card.
3. Normally, update will need about 3 minutes, if you have no work for a long time, you only need to do a reset or do a clean update (with lowforma.enb file)