Zenithink's C91 Upgrade ROM Download Webpage
Zenithink's C91 Upgrade 0702 ICS ROM Download Link
Version: 10" C91 (1024MB+8GB) android4.0 2012-07-02_1a
File Name: ZT282_H3_1a_1GB_C91_Android4.0_0702_V1.4.zip
File Size: 249MB
Release Date: 2012-07-12
Current Version Update:
1. Fix charging bug.
Android 4.0 Version 2012-03-27
1. System part resize to 512MB.
2. HDMI dual display(tablet and TV).
3. The logo of boot_update replaced.
3. Fix some bugs.
Android 4.0 Version 2012-03-16
This is the first firmware version for C91 Upgrade.
The method of firmware installation for this model
Using TF card
First extract the firmware which you get or download, then copy the whole "zt-update" directroy into the root directory of TF card.
Put the TF card into TF card slot, then press the "Camera" button at the same time to press the power-on button, then operate as per the reminders shown on the screen, the machine will be installed the firmware and then reboot.
Note: keep charged when the machine is being installed the firmware.