: Use a USB 2.0 drive formatted to FAT32 .
: If your TV can still boot, go to Settings > Device Preferences > About > System Update to check for the latest official software over the network.
The file is a specific firmware part for TCL Smart TVs (often associated with the MS08B chassis). Because this is a multi-part archive, you must download all parts (e.g., part01, part02, etc.) and keep them in the same folder before extracting . How to Install Firmware (USB Method)
Installing the wrong firmware version for your specific panel (chassis) can result in a "bricked" TV or a flipped/distorted image. Always verify your chassis number (e.g., MT56552) matches the file exactly. How to Update TCL Tv by USB
Press and hold the on the TV (not the remote) while plugging the TV back in.
: Move the extracted firmware file (e.g., Update.img ) directly to the root directory of your USB drive (not inside any folders). Flashing the TV : Power off the TV and unplug it from the wall. Insert the USB drive into the TV's USB port.