: Place the extracted firmware file in the root directory (not inside any folders) of the USB drive. Update the TV : Power off the TV and insert the USB drive.
: It is a stock ROM or flash file used to update or repair the TV's operating system.
: Ensure the firmware exactly matches your TV model and panel resolution (3840x2160). Installing the wrong firmware can permanently "brick" your device. How to update any Samsung TV's firmware using a USB drive
: To use this, you must download all preceding parts (part01 through part06) and any following parts, then extract them together using a tool like WinRAR or 7-Zip . General Firmware Installation Process
: The .rar extension indicates a compressed archive. The "part07" signifies that the full software was split into multiple smaller files for easier uploading/downloading.
If you are attempting to update your Videocon TV using these files, the general manual process is as follows: