Samsung UN55ES8000G E-Manual page 226

device, set
– If you display the TV menu in
Mode, the screen shakes slightly.
N
Game Mode
the input source is set to TV.
N
Set Game Mode
connecting a game console. If you
turn Game Mode
attached the game console, you
may notice slightly reduced picture
quality.
Game Mode
is not available when
to On
on before you have
to Off.
Game
only after