MSC online portal and App 25 July 2023 15:50 Updated Please see our dedicated MSC Booking Management section for further information on how to access your MSC booking directly with the cruise line. I still need help. Related articles MSC Manage My Booking & MSC App Information MSC's health worker discount I can't log into 'My Booking'. What do I do? Will there be a dress code on my cruise? How can I get to Southampton port for my cruise? Comments 0 comments Please sign in to leave a comment.