Press and on the TV (not the remote).
Use a small USB drive (8GB or 16GB is best). Format it to FAT32 . mstarupgradebin link
Do not turn off the power until the TV reboots itself. Common Risks and Tips Press and on the TV (not the remote)
Finding a is the first step toward saving your TV from the scrap heap. Always prioritize matching your Board Number and Panel Model before hitting download. mstarupgradebin link