How to search a channel on Live Tv

Navigate to the top of the screen and, Click on the "Watch Live TV" Button, as seen in the image below (marked in red)

Click on "All," as seen in the image below (marked in red)

Click on the "Search icon," as seen in the image below (marked in red)

Type in the first few letters of the desired channel in the "Search Box", and all the related results will appear, as seen in the image below (marked in red)