Downloading and installing the correct software is critical for resolving issues like black screens, logo hangs, or system instability.

AC 100V – 200V input with 12V panel voltage support Software & Firmware Installation Guide

Wait for the process to complete (usually 2–5 minutes). Once the blinking stops or the TV reboots, the update is finished.

Copy the firmware file (often named all_upgrade_v553.bin or similar) directly to the root directory of the USB drive—do not place it inside a folder. 2. Update Procedure