Managing personal Outlook.com account settings, security, and privacy
Hello D_Watson,
Thank you for bringing this to our attention. We appreciate that you've taken the time to post your concern here in Microsoft Community Forum.We understand that you had a not so good experience while using Microsoft products specially the ability to connect any email accounts that isn't hosted by Microsoft. We understand as well that it would be more convenient if you can still connect multiple accounts in outlook.com server.
We encourage our customers to give their feedback or at least provide some suggestions that could help us improve our products and services in the future.
Please click on the link below to provide feedback.
>> How do I give feedback on Microsoft Office?
>> Send feedback to Microsoft with the Feedback Hub app
Sincerely,
Juhn Jac,Consumer M365 Forum Moderator