Download latest Android KitKat 4.4.2 stock firmware for Tronfy Ubox R89 TV Box from here, here or from here.
Firmware details
Firmware： TRONFY_R89_V4.1.1Firmware details
Image: TRONFY_R89_V4.1.1.img
Model： Tronfy Ubox R89 TV Box
Image file size: 388 MB
Platform: Rockchip RK3288
Boot version: 2.15
FW version: 4.4.02
Model number: R89
Build number: rk3288-eng 4.4.2 KOT49H eng.sz.20141218.195040 test-keys
SDK version: RK30_ANDROID$(PLATFORM_VERSION)-SDK-v1.00.00 \
Caution: Please produce non update firmware unless yous know what yous are doing, yous actually desire it or it is absolutely necessary. Firmware updates may occasionally accept bad results, similar bricking your device, temporarily or permanently. The firmware update procedure is done only at your ain risk. Before attempting to update the firmware, dorsum upward your data.
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