Now, you can take help of Office 365 Import service to convert exported Yahoo Email to Office 365 account Why Manual Procedure Fails? It can be possible that a user might fail to import Yahoo Mail to Office 365 account using manual procedure because: Manual Procedure is quite lengthy and complex to perform for a novice user.The Project Service (PS) solution will enable system-driven, automatic updates, in alignment with other Microsoft announcements that have highlighted the improved update process for Dynamics 365. Automatic Update Policy for Project Service.