為什麼我的某些網域不符合Professional Email的資格？
設定Professional Email或Professional Email powered by Titan帳戶時，您的「電子郵件& Office儀表板。這是因為每個網域只能使用單一類型的電子郵件帳戶。
For example, you'll get an error message if you try to set up a Professional Email or Professional Email powered by Titan account with a domain that's already used by Microsoft 365.
以下內容無法轉移到其他平台：
- Professional Email
- Professional Email powered by Titan
- Microsoft 365