Office Insiders in the Beta channel can now try the new Outlook app for Windows, based on the web version. You’ll need to be a business user.
Microsoft has started testing its new One Outlook email app for Windows. It’s available to Office insiders in the beta channel and you’ll need a commercial or edu account. This UI will eventually replace Outlook win32 in the years ahead https://t.co/dZHC4S3oB0 pic.twitter.com/EKRRPCMIDT
— Tom Warren (@tomwarren) May 18, 2022
Microsoft has begun official external testing of the new unified Outlook client ("One Outlook"/"Project Monarch") for Windows. Here's what's there now and what's on the roadmap: https://t.co/BdIK1l4gTz
— Mary Jo Foley (@maryjofoley) May 17, 2022
SOURCE: XDA