One of the most common culprits which create this kind of problem is the network settings. There can be a connectivity issue as the Roku might have lost the network.

Netflix is one of the most popular applications for the movies and the episodes people watch all around the world

There is a need for a VPN when you are away from the home to run the episodes you like to watch.

Netflix is the platform which is providing you the movies and the episodes which are most popular and viewed all around the world.