Many download sites claim to have "universal" firmware for this chip. There is no universal firmware. Downloading from random forums can infect your computer with malware or brick your TV permanently.
Alex downloaded the , a digital life-raft for the dying board. With a humble USB drive in hand, Alex followed the ritual: Format the drive to FAT32. t.ms638.733 firmware
Check the sticker on the back of your LCD/LED panel. Is it 1366x768 or 1920x1080? Installing the wrong resolution firmware will result in a distorted or black screen. Many download sites claim to have "universal" firmware