A:Answer Hi jim, operation is not guaranteed if you use a USB or Bluetooth keyboard with our TVs. However, some keyboards were tested and found to be compatible. You may refer to this link for more information on keyboards that you can use: https://us.en.kb.sony.com/app/answers/detail/a_id/61656/p/61659,95543,96636,96862/c/65,66/kw/wireless%20keyboard Thanks, -Mark