Insert the USB drive into the TV's USB port (use USB 2.0 if available).
Release the button once the "Software Updating" or progress bar appears on the screen. Important Precautions Download 43SU128 49SU131 55SU134 Firmware part02 rar
: Format a USB flash drive (8GB or 16GB) to FAT32 . Copy the extracted firmware file directly to the root directory of the drive (do not put it in a folder). Flashing the TV : Turn off the TV and unplug it from the power outlet. Insert the USB drive into the TV's USB port (use USB 2
: Right-click on part01.rar and select "Extract Here" using a tool like WinRAR or 7-Zip. It will automatically pull the data from part02.rar to create a single firmware file (often with a .pkg or .bin extension). Copy the extracted firmware file directly to the
: Interrupting the process can "brick" your TV, making it unbootable.
To download the , you typically need to visit official support portals or verified community forums specific to these TV models (often associated with brands like Skyworth or Coocaa). Direct Download & Installation Steps
: These firmware updates are usually split into multiple parts (e.g., part01, part02). You must download all parts into the same folder on your computer before attempting to extract them.