: The "part03.rar" indicates this is the third segment of a split archive. You must download all parts (e.g., part01, part02, part03) and keep them in the same folder to extract the full .bin or .img firmware file. Trusted Resources for Downloads
: Move the resulting firmware file (usually named allupgrade_638...bin ) to the root directory of the USB. Download P150 638V6 3840x2160 ENIE part03 rar
: Ensure your TV's board model and panel resolution (3840x2160) match exactly. Installing the wrong firmware can permanently damage (brick) your device. : The "part03
: Use a drive (8GB–16GB) formatted to FAT32 . : Ensure your TV's board model and panel
For technical files like this, specialized technician forums are the most reliable sources. Note that some sites may require a registered account or a small fee to access large dumps.
: Provides chassis-specific firmware for the TP.MS638.PC821 .