On your remote, press Source + 2580 or Menu + 1147 .
The "Mirror" designation in the filename refers to a common issue where the image appears upside down or flipped horizontally after installing a generic firmware. The "Tested" status indicates this specific RAR package contains a verified configuration for this board and panel combination to ensure the orientation is correct. On your remote, press Source + 2580 or Menu + 1147
Extract the contents of the .rar file. You should see a file named allupgrade_338_2G_ref... or similar. Extract the contents of the
Place the firmware file directly into the root directory of the USB drive—do not put it inside a folder. Flashing Process: Power off the TV and unplug it. Insert the USB drive into the USB port. Place the firmware file directly into the root
If the only issue is the flipped image and the TV is otherwise working, you might not need to flash new firmware. Try entering the to fix it: