If Jellyfin is saying it can no longer be used unless updated, and It has a red line Error accross the screen do this:

1. Go and uninstall Jellyfin, This is how: https://vimeo.com/1001698066?share=copy

2. Then install Jellyfin from the app store this is how:  https://vimeo.com/1001700973?share=copy

3. Log in using your User and Pass to Drivemob.  If you don't know it you can look it up here: https://boxhelpers.zohodesk.com/portal/en/kb/articles/lookup-your-password