Here is a forum thread on the Jellyfin forums from 2 days ago with an explanation and a solution. Looks like somehow the Roku Jellyfin client somehow has been marked as Beta which requires some extra steps for installation.
Here is a forum thread on the Jellyfin forums from 2 days ago with an explanation and a solution. Looks like somehow the Roku Jellyfin client somehow has been marked as Beta which requires some extra steps for installation.