Mail by microsoft

You're referring to Microsoft Mail!

Microsoft Mail was a proprietary email client developed by Microsoft in the 1980s and 1990s. It was designed to work with Microsoft's operating systems, including MS-DOS, Windows, and Windows NT.

Here are some key features and facts about Microsoft Mail:

History: Microsoft Mail was first released in 1988 as a part of Microsoft's MS-DOS 4.0 operating system. It was later updated and released as a standalone product in 1991.

Features: Microsoft Mail allowed users to send and receive email, manage contacts, and organize messages using folders and labels. It also supported attachments, including files and images.

Protocols: Microsoft Mail used the X.400 protocol for email transmission, which was a standard protocol at the time. It also supported the Internet Message Access Protocol (IMAP) and the Post Office Protocol (POP) for accessing email servers.

Integration: Microsoft Mail was tightly integrated with other Microsoft products, such as Microsoft Office and Microsoft Exchange Server. It was also compatible with other email clients, including Lotus Notes and Novell GroupWise.

Discontinuation: Microsoft Mail was discontinued in the late 1990s, as Microsoft shifted its focus to other email clients, such as Microsoft Outlook and Microsoft Exchange Server.

Legacy: Although Microsoft Mail is no longer supported or developed, it played an important role in the early days of email and email clients. Its features and functionality paved the way for later email clients and services, including Microsoft Outlook and Gmail.