If Internet connection is unavailable, you can work offline in Microsoft Outlook, Outlook 365, Outlook on the web or the new Outlook app.

Often known as ‘One Outlook’, it’s a progressive web app (PWA) designed to replace the Win32 and UWP apps for Windows and ...

Outlook for Mac offers more features, like profiles and handoff with iOS, creating a more integrated user experience. The Windows PWA Outlook app lacks the same native feel and feature-rich ...