Download latest Android Lollipop 5 1 stock firmware for Oukitel U2 smartphone Download latest Android Lollipop 5.1 stock firmware for Oukitel U2 smartphone from here or here. Download another Oukitel firmware from here. Firmware details Archive: Oukitel U2 Android 5.1 1G+8G MTK6735M Smartphone 190933 151016 Image: 15-10-10 t93e-tiansheng-t81-33mgu-qhd-64g8g-fdd-bom26_OUKITEL_U2_V4.0_20151008 ??? ???? / V4.0_20151008 Model: Oukitel U2 smartphone Image file size: 515 MB Platform: Mediatek MT6735M Project: hct6735m_35gu_l Config_version: V1.1.2 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...