Before diving into the update details, let’s establish a baseline. The UCAST V461 is a wireless HDMI extender kit that typically includes a transmitter (TX) and a receiver (RX). It leverages 5.8 GHz wireless technology to transmit 4K video and audio signals over distances ranging from 50 to 200 meters (line of sight), with low latency.
You forgot the Silicon Labs driver. Uninstall the generic Windows driver, restart your PC, and manually install the CP210x driver. Also, try a different Micro-USB cable (many old Android cables are power-only). ucast v461 updated
Hold down the "Pairing" button on the TX unit. While holding it, plug the Micro-USB cable into the TX and your computer. The device will enter "DFU Mode" (Device Firmware Update). Your computer should detect it as a new COM port. Before diving into the update details, let’s establish