: 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).
Insert the USB drive into the TV's USB port (use USB 2.0 if available). Download 43SU128 49SU131 55SU134 Firmware part02 rar
: Interrupting the process can "brick" your TV, making it unbootable. : Right-click on part01
Press and hold the on the TV panel (not the remote) while plugging the power cord back in. : Interrupting the process can "brick" your TV,
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
: Ensure your TV sticker matches 43SU128 , 49SU131 , or 55SU134 exactly. Using the wrong firmware version can cause screen inversion or remote control failure.