Forum Discussion
New Outlook: "Changing the ImapRemoteServerInfo is not allowed" after host migration
Hi everyone! I've migrated my domain/mailbox from one IMAP host to another in May. It cannot be added to New Outlook for Windows — fails instantly with INVALID_CREDENTIALS INTERACTION_REQUIRED, even...
I don't think it will help in your case, but if you've tried everything else ...
See the Answer by "Hornblower409 Jun 5, 2026", "New Outlook for Windows - Force Advanced/Manual Setup" at