When you select and click on any VOD, there are “Play”, “Info” and “Favorite” buttons on the page before you watch it. You can click the “Favorite” button to add it to your favorite.
1st way: Long press the “OK” button of your remote while hovering on the channel, white heart icon appears when it successfully added to Favorite List. Vice Versa, long press the “OK” button over the channel again to cancel favorite.
2nd way: Inside the Heat Live app, visit the MENU page, then move to Favorite, and you can select your favorite channels on the whole channel list. Vice Versa, select it again to cancel your favorite.