Samsung LNT series F/W Update Manual page 3

2. Firmware Upgrade with the USB Memory Drive
1. Turn the TV on, and then insert the
USB Memory Drive into the USB port
on the rear or side AV panel of the TV.
2. Press the Menu button on the
remote control.
3. Select Setup, and then press Enter or
the arrow button (▶) on the remote control.
4. On the Setup Menu, select SW Upgrade,
and then press Enter or the arrow
button (▶) on the remote control.
5. The TV displays USB. Press Enter or
the arrow button (▶) on the remote control.