Installing the wrong firmware version can permanently brick your device. Ensure your board model and panel resolution match these specifications exactly before proceeding.
Place the extracted MstarUpgrade.bin (or similarly named .bin file) in the root directory. Plug the USB into the TV. Download LDD H350A A138 1920x1080 Benkon part10 rar
: Files are often hosted on community firmware forums or file-sharing sites like Up-4ever . Installing the wrong firmware version can permanently brick