Samsung S95C 77" 4K HDR Quantum Dot OLED TV - Manual (Page 249)

Unzip the downloaded file and store it in your USB drive top folder.
USB
USB
USB
Insert the USB device into the USB slot on the back of your TV or the side of the One Connect Box.
Update now
The firmware update begins automatically. Your TV will automatically reset when the firmware update is completed.
Do not turn off your TV while the firmware update is in progress.
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