: If you have a file named "part3.rar," make sure you also have "part1.rar" and "part2.rar" in the same folder. Right-click Part 1 and select "Extract Here" using WinRAR or 7-Zip to rebuild the full image.

: Provides the software for the TP.MS338.PC821 board, including specific Nikai 1920x1080 versions. Note that large files are often split into multiple parts (e.g., Part 1, Part 2, Part 3); you must download all parts into the same folder and extract the first one to get the complete file. TP.MS338.PC821 Software - Receiver Pro

: A technical forum that provides an eMMC dump for the Kodama 50M38 which uses the same chassis (TP.MS338.PC821) and resolution. TP.MS338.PC821 eMMC Dump - KenotronTV Installation Tips

: Hosts several eMMC dump files specifically for Nikai models using this board. They list files approximately 312 MB in size, such as NIKAI-TP.MS338.PC821-EMMC-1920X1080 . Nikai eMMC 1920x1080 - CFirmware Nikai eMMC 1920x1080 (Alternative) - CFirmware