These boards usually utilize eMMC or SPI Flash memory; firmware files are often provided as dumps for programmers or files for USB recovery. Update and Recovery Methods
: Regular updates are critical for patching vulnerabilities and ensuring the TV doesn't become obsolete as streaming services update their protocols. How to Update or Reflash 40-ms801a-mac2hg firmware
Is your TV currently , or are you just looking to update the features ? These boards usually utilize eMMC or SPI Flash