Recent DiscussionsMost RecentNewest TopicsMost LikesSolutionsTagged:TagRe: O365 - Change suffix of a Shared Mailbox VasilMichev Thanks for that. Not so easy in a hybrid environment or is it? https://docs.microsoft.com/en-us/exchange/troubleshoot/shared-mailboxes/cannot-access-mailbox O365 - Change suffix of a Shared Mailbox Is it possible to rename and change a suffix of a shared mailbox please? mailto:Department@contoso.com to mailto:Department@fabrikam and preserve its content and permissions?