Download Android Jelly Bean 4.2.2 stock firmware for MiniMax AD203 TV Box

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Download Android Jelly Bean 4.2.2 stock firmware for MiniMax AD203 TV Box  from here or from here. Download a newer firmware from here.

Firmware details
Archive name: AD203_20160407_锐目简易版_带蓝牙
Image file: 蓝牙wifisun7i_android_sugar-ad203-3.img
Archive file size: 178 MB
Firmware version: v2.0
Style: SoftwinerEvb
Company: softwinners
Platform: Allwinner A20
Pixels: 1366 x 768
Build number: sugar_ad203-eng 4.2.2 JDQ39 20150930 test-keys

Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data. 
 

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