1. SmartQ updated SmartQ T20 OS to Android 4.0.4 yesterday, download official firmware here: Follow the guide to upgrade SmartQ T20 firmware: 1. Back up your important files first. 2. Prepare a TF card with enough space and please make sure the file system is FAT32. 3. Decompress the firmware file on PC and you may find a file named "SmartQT20", copy the file and paste the file to TF card. 4. Ensure the battery has sufficient electricity and insert the TF card after power off the tablet, then keep pressing both volume- key and power key until the screen shows upgrading info. 5. Firmware will upgrade automatically and T20 will restart after the upgrade. New Features: OS upgraded to Android 4.0.4 Optimize the front webcam image effect Optimize power management and reduce system power waste. Problem Solved: Improve the inaccuracy of power indication Fix video playing problem on some online video websites. 2. SmartQ T20 Android 4.0 V3.0 firmware: http://www.smartdevices.com.cn/support/download/T20/FirmWare/201205/31-1678.html Changes and new features: Modified root privileges, setup items. Back camera effect improved. HDMI output when you press the power button can switch the screen backlight function. Bug fixed: Occasionally stopped at the start interface correction start. Improve the compatibility of Bluetooth peripherals. Uninstall TF card when sleep. Fixed a problem in setting the direction of the flip sensor, the camera upside down. Fixed horizontal screen lock screen instructions animation in the wrong direction. Amend some cases boot interface display effect.