BRAND:Toshiba Android Smart Led Tv  Android OS 5.1.1 MODEL 43U7750EV  UHD Resolution 3840*2160 Ultra HD 4K Main Board MSD6A638-T8E2 SW Version 170207 Update Put the MstarUpgrade.bin file on an empty FAT32 USB flash drive stick  USB1 And hold  VOL + on Side Tuch turn on the power after 5 seconds let go of the LED … Read more