power off the TV during the 20–30 minute installation process. samsung.com Option 2: Manual USB Flashing (For Boot Loops)
I couldn't find a direct guide for a device or component with the exact identifier . This string appears to be a specific serial number or a rare part code for a mainboard (often seen in LED/Smart TVs or monitors). 0;16; 40ms801amac2hg firmware top
You have the file. Now follow this precise method to flash it. power off the TV during the 20–30 minute
Choose to check for the latest official software. Manual USB Installation 40ms801amac2hg firmware top