Download Mt56552 Lf1v339 Part02 Rar Info

Keep holding the button for about 10 seconds until the "Software Upgrading" screen appears.

Press and hold the on the TV (not the remote) while plugging the TV back in. Download MT56552 LF1V339 part02 rar

: 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. Keep holding the button for about 10 seconds

: Once the progress bar hits 100%, the TV will restart automatically. Do not remove the USB drive until the TV has fully rebooted into the home screen. Finding Official Downloads Flashing the TV : Power off the TV

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)

: If your TV can still boot, go to Settings > Device Preferences > About > System Update to check for the latest official software over the network.

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