: 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.
board are hosted on sites like OneTV , which lists firmware with a similar configuration (e.g., 602 MB file size).
To download the firmware for the with the mainboard TP.MT5522S.PC822 : Extract the
How to update the firmware on the SMART Board GX (V4) Plus (2026)
If you obtain the .zip or .bin file, the typical manual update process for this board is as follows: : Use a FAT32-formatted USB drive. To download the firmware for the with the mainboard TP
Press and hold the on the TV panel (not the remote) and then plug in the power cord.
: 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 Installation Steps , you can find the software
, 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