Hello Hobiewalt,
Please help us with below information:-
1 How do you access the emails or Which application do you use to access the emails.
2 do you see any error message when you open the email.
Please follow the below link to contact the MSN Technical support team.
https://support.microsoft.com/en-us/contactus/msn/explorer-tech-services/
ThanksMSN Support Team
Thanks
MSN Support Team