Microsoft to Transition 365 Enterprise Users to New Outlook in April 2026

Starting April 2026, Microsoft 365 Enterprise users will transition from Classic Outlook to the New Outlook for Windows, enhancing user experience with modern features. This automatic migration will allow users to revert back to Classic Outlook if desired, ensuring a seamless transition. Microsoft encourages feedback to optimize the New Outlook, which includes innovative tools like Copilot functionalities and customizable theming options, aimed at creating a more efficient workspace.