The is a 65-inch Smart 4K Ultra HD LED TV powered by the CV638H-B motherboard. If you are looking to download and install the firmware update via USB (specifically the part01.rar file), follow the technical guide below. Technical Specifications
Updating the firmware can resolve software bugs, "hanging" logos, or app compatibility issues. Download CV638H Eurostar T65UHDS Smart USB part01 rar
: Once finished, the TV may reboot automatically. Unplug the USB drive to prevent the update from triggering again. Download Sources The is a 65-inch Smart 4K Ultra HD