Download Android KitKat 4 4 2 stock firmware for D80 tablet Download Android KitKat 4.4.2 stock firmware for D80 tablet from here or here. Firmware details Archive: D80????????? Image: RK3188_4.4.2_d80_zhongxing_800X1280_V001_20150601 / update.img Platform: Rockchip RK3188 Archive size: 316 MB Boot version: 2.10 Firmware version: 4.4.02 Build number: rk3188-eng 4.4.2 KOT49H eng.zhouza.20150325.095120 test-keys Model number: rk3188 SDK version: RK30_ANDROID$(PLATFORM_VERSION)-SDK-v1.00.00 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. Don�t miss any of our future video tutorials, follow us on Youtube. Like us on Facebook. Add us in your circles on Google+. Watch our photo...