While direct "Part 5" links are often found in forum threads or multi-part archives, you can find the complete firmware packages and installation guides through the following technical communities:

Android Smart LED TV motherboard. This board is a popular universal solution for FHD (1920x1080) resolution Smart TVs. Firmware Details TP.MS338.PB801 Resolution: 1920x1080 (FHD)

Specialized channels like Smart Service and Monu Kamboj provide step-by-step instructions for downloading and installing the firmware via USB.

Guides on resolution changes using USB files are available for users experiencing display issues after a flash. Important Notes

Recovery, software update, or fixing "logo hang" problems Download & Resource Links

Kazmi Elecom often hosts free download links for these specific board software files.

Copy the extracted .bin file to a formatted USB drive (FAT32) and insert it into the TV while it is powered off. Hold the power button while plugging it in to initiate the update.