Visit the manufacturer's support page. For example:
Looking for a mstarupgradebin download new file? Learn everything about MStar firmware, where to find safe, official files, and a step-by-step guide to updating your TV or monitor without bricking it. mstarupgradebin download new
: Place the MstarUpgrade.bin file directly in the root directory of the USB (do not put it in a folder). Insert and Boot : Turn off the TV and unplug it from the power outlet. Insert the USB drive into the USB 2.0 port. Press and hold the Power button on the TV (not the remote). While holding the button, plug the TV back in. Visit the manufacturer's support page
Follow the on-screen prompts to start the installation from the USB. where to find safe