Updating the firmware is a common fix for TVs stuck on the logo screen or failing to boot. : Use a USB drive formatted to FAT32 .
: You must have both part 1 and part 2 (and any others) in the same folder before extracting.
Plug the TV back in. In many cases, the update will start automatically. If not, hold the physical button on the TV while plugging it in until the update progress bar appears.
Firmware for these boards is frequently split into multiple parts (e.g., .part1, .part2) because of large file sizes. To successfully use these:
Using the wrong resolution firmware (e.g., loading 1920x1080 software on a 1366x768 screen) can result in a distorted image or a "No Display" error.