Samsung UN46ES7500FXZA E-Manual page 200

Lets you use a USB or Bluetooth
keyboard with your TV. If you want
to use a USB keyboard, connect it on
the USB port. If you want to use a
Bluetooth keyboard, connect it using
the Bluetooth function.
N
Available only when the
keypad screen appears in the
Browser.
Select Keyboard
Select which keyboard to use from your
QWERTY
Web