The movies that are high Definition are ususally available in a seperate subscription. There are different packages that help the channel list to be availed at a certain cost. These channels are need to be selected from the package and can be subscribed by the customer. Steps to Avail the Channels in 4K and 4K HDR are as follows Firstly you need to avail the channel on your Roku streaming Device. The channel list needs to be shuffled to search the channel The user need to have an account on Roku and if not then they need to create one. The Login credentials should be real and rare. Then go to the Roku channel store. Correspondingly, the user can Go to the Home page of the Roku account Choose the category of 4K and 4K HDR channels Navigate your favourite channels Choose the channels and click the “ Add Roku Channel ” The channels are then added to the channel list of the user Finally the user can avail the channels. Troubleshooting Tips Facing problems while h...