: The string 20200814 135841 indicates this is a build from August 14, 2020.
How to update the firmware on the SMART Board GX (V4) Plus (2026) : The string 20200814 135841 indicates this is
: Extract the .zip and place the firmware file (often named allupgrade_...bin or similar) into the root directory of the USB drive. Initiate Update : Turn off the TV and insert the USB drive. : The site KenotronTV and various Telegram groups
: The site KenotronTV and various Telegram groups often host USB-upgradeable versions of this firmware for various brands (Skyline, Akai, Eurostar) using the same board. Installation Steps Technical Repositories : Files for the TP
, you can find the software files on specialized TV repair and technical forums. This specific model is a Smart Android TV using the Mediatek MT5522S chipset. Technical Repositories : Files for the TP.MT5522S.PC822
: Do not power off the TV during this process, as it can brick the mainboard. Technical Verification Board : TP.MT5522S.PC822 Panel : CC575PU1L (often associated with 58-inch 4K panels).