Download the provided files. If they are in multiple parts, ensure you have every part before attempting extraction. Installation Guide (USB Method)
: The process can take 5–15 minutes. Do not power off or unplug the TV during this time, as it can permanently damage the mainboard. Download RT2851V09 3840x2160 Kivi 55U730GU part08 rar
: Press and hold the Power button on the TV (not the remote) for 5–10 seconds until the standby LED begins to blink rapidly, indicating the update has started. Download the provided files
The most reliable way to get the correct firmware for your specific device is through the . Step 1: Select your TV model () from the dropdown menu. Download RT2851V09 3840x2160 Kivi 55U730GU part08 rar