The firmware is often distributed in multiple parts. You can access the HK.T.RT2861V09 files through specialized electronics repair platforms: : Offers free downloads for HK.T.RT2861V09 firmware files. KenotronTV
To download the firmware specifically for the Manta 60LUA19S Download RT2861V09 3840x2160 Manta 60LUA19S part03 rar
: Provides schematic and software resources for the 65-inch Smart TV variants using the HK.T.RT2861V09 How to update any Samsung TV's firmware using a USB drive The firmware is often distributed in multiple parts
(3840x2160 resolution), you can find the necessary files on technical repository sites. Download RT2861V09 3840x2160 Manta 60LUA19S part03 rar