: Ensure you have part01.rar , part02.rar , etc. The extraction will fail if any part is missing.
: Once extracted, you should see a file named allupgrade_538_sos.bin (or similar). This is the actual firmware file. Step 2: Prepare the USB Drive Download CV538H 3840x2160 Myros LINXIA part01 rar
: A power failure during the flash can "brick" the mainboard, requiring a hardware programmer to fix. : Ensure you have part01
There are two common ways to initiate the update depending on whether your TV can still boot into the menu. : Ensure you have part01.rar
While holding the button, plug the TV back into the power outlet.
Insert the USB drive into the (usually white or black, avoid the blue USB 3.0 port if possible).