on the TV (not the remote).
Hardware needed: USB-to-TTL (PL2303/CH340), 3.3V level. 40-ms801a-mac2hg firmware
Updating the 40-MS801A-MAC2HG firmware is essential to ensure that network devices remain secure, efficient, and compatible with the latest technologies. Here's a step-by-step guide on how to update the firmware: on the TV (not the remote)
Plug the USB drive into the TV. Press and hold the Power button (on the TV itself, not the remote) or the CH+ button. 40-ms801a-mac2hg firmware
A closely related variant is the 40-M801DS-MAC2HG board. While it has a slightly different model number, it is often functionally compatible and uses the same firmware files. Always double-check your board's exact part number before proceeding.