Like Microsoft the announcement in the Microsoft 365 administration center (message ID MC1066342, they will go even further from June 2025. It will then be possible to open the classic version directly without having to return to the new Outlook. Users have two options during the change. You can either open directly classic Outlook, or go back completely. For administrators, change means less any particular configuration. Even on managed devices, users can choose their favorite version of Outlook without the need for administrator rights.
This change is a tactically intelligent decision. Microsoft acknowledges that many users are skeptical about the new outlook, but at the same time wishes to encourage the distribution of the new version. Thanks to the simplified parallel operation, the new Outlook is still present. Because once you have pressed the switch, you cannot completely get rid of the application. The transition to the new Outlook is part of Microsoft’s long -term strategy aimed at modernizing its Office applications and integrating them more closely into the cloud. The new outlook is based on the web version and is intended to replace all existing long -term Outlook customers. However, many features that experienced and professional users still need.