The second version is desktop software that you need to install in order to use the email account. It works as an email client for your Windows PC. On the other hand, Outlook.com is a website that ...

The Outlook "client" is nothing of the sort ... not done through a local client running on the desktop, which would be a ...

Microsoft has started force-installing the new Outlook email client on Windows 10 systems for users who deploy this month's KB5050081 non-security preview update.