It is critical to use the 1920x1080 version only if your TV's panel is Full HD.
This is one piece of a larger split archive. You must download all parts (e.g., part01, part02, etc.) to successfully extract the final .bin firmware file. Download RT2982 PB801 1920x1080 Samsung part04 rar
These files are typically found in community forums or technical Telegram channels like hashmielecom . Installation Guidance How to update any Samsung TV's firmware using a USB drive It is critical to use the 1920x1080 version