Turn off the TV using the physical power switch or by unplugging it from the wall.
Do you have the of your TV or the motherboard code so I can help you find the right firmware? AI responses may include mistakes. Learn more mstarupgradebin recovery
Try a smaller capacity USB drive (older boards sometimes struggle with 32GB+ drives). Check the filename. It must be exactly MstarUpgrade.bin . Ensure the firmware is specific to your motherboard. The TV is stuck at 1% or 99%: Turn off the TV using the physical power