Currently 2018/2019 Samsung Smart TV models will have access to Live TV. If your TV is an older model, unfortunately you will not have access to Live TV. For a list of other devices that you can use to watch Live TV please click here.
To watch the live streams on your 2018/2019 Samsung Smart TV select 'Live TV' from the homepage as circled below:
Or open the menu bar and select 'Live TV':
To change the channel while watching Live TV press the up arrow on your remote to show the channel switcher then use the arrows to move up or down the channels. Press the enter button on your remote to change it: