Download latest Android KitKat 4.4.2 110k4 stock firmware for Tronsmart R28 / Beelink R89 / Tomato R89 TV Boxes from here or from here. Download previous version from here.
Firmware： Ubox R89 RK3288-175688 175588 20141117
Model： Tronsmart R28 / Beelink R89 / Tomato R89 TV Boxes
Archive size: 381 MB
Image file name: update_R89_110k4109_1016.img
Platform: Rockchip RK3288
Boot version: 2.15
FW Version: 4.4.02
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