If you are having trouble locating the specific "ref66" version, tell me the (found on a sticker inside the TV) so I can help you find a compatible alternative. AI responses may include mistakes. Learn more

: Release the button once the software update progress bar appears on the screen.

The specific "ref66 part1 rar" naming convention is typical for files hosted on the following platforms:

: Plug the drive into the TV's USB port while the power is off.

: Since you are looking for Part 1 , you must download all subsequent parts (e.g., Part 2, Part 3) into the same folder before extracting. The extraction will fail if any part is missing.

: Hold the Power button on the TV keypad and plug the power cord in.