: For a multi-part RAR (e.g., firmware.part1.rar to firmware.part5.rar ), you need every single part downloaded for the extraction to work. How to Extract Multi-Part RAR Files
: Insert the USB into the TV's USB port and navigate to Settings > System > System Update > Local Update . Download TCL L43D2930S Firmware part5 rar
Note: If you only try to extract Part 5 by itself, it will fail because it is missing the preceding data. Preparing the Update : For a multi-part RAR (e
: Copy the extracted file (not the RAR files) directly to the root directory of the USB drive (do not put it in a folder). Preparing the Update : Copy the extracted file
Once extracted, you will likely have a single .img or .pkg file. : Use a USB drive formatted to FAT32 .
: Right-click on Part 1 and select "Extract Here" using a tool like WinRAR or 7-Zip .
: The extraction software will automatically detect and pull data from Parts 2 through 5 to recreate the original file.