Users can opt into a preview version of the app through the Mail and Calendar applications, with the option to switch back to the classic version at any time. Overall, the new Outlook for Windows ...

Designed to replace the current Mail and Calendar apps, the new Outlook can only be removed after it's been installed.

However, for those who prefer the traditional layout, the classic “All Mail” view remains available ... without forcing users to drastically change their habits. By offering flexibility ...