Once extracted, you will likely have a single .img or .pkg file. : Use a USB drive formatted to FAT32 .

: Some users find firmware on unofficial Telegram channels (often found via XDA links), but use caution as these are not officially affiliated with TCL.

Note: If you only try to extract Part 5 by itself, it will fail because it is missing the preceding data. Preparing the Update

: Right-click on Part 1 and select "Extract Here" using a tool like WinRAR or 7-Zip .

: Copy the extracted file (not the RAR files) directly to the root directory of the USB drive (do not put it in a folder).

: The extraction software will automatically detect and pull data from Parts 2 through 5 to recreate the original file.