Using older versions of Outlook for Mac in business environments
Hello Amanda T, thanks for coming into forums. I'm Myk, an Independent Advisor and I'll be more than happy to help you.
The Error AADSTS20012 - WsFedMessageInvalid, means that there's an issue with your federated Identity Provider. You will need to Contact your IDP to resolve this issue, for this case, contacting GoDaddy support is needed.
You may reach them using this link: https://www.godaddy.com/help/contact-us
Reference: https://learn.microsoft.com/en-us/entra/identity-platform/reference-error-codes#Overview
If you require any further information, then please don’t hesitate to get in contact. I will be more than happy to assist you further.
Kind Regards, Myk