: Copy the extracted .bin or update.img file directly to the root directory (not inside any folder) of the USB drive. 3. Perform the Manual Update
Continue holding until the "Upgrading" or "System Updating" screen appears, then release.
TCL does not always list firmware files publicly on their website. If you are missing part of the archive, it is safest to:
Updating your firmware via a multi-part RAR archive is a specific process often used when standard network updates aren't available. Since you are looking for "part 2," it is critical to ensure you have all parts (usually part 1 and part 2) in the same folder before extraction for the firmware to work correctly. How to Prepare and Install TCL Firmware
: Turn off and unplug the power cord from the wall.