Windows Messenger is a discontinued

instant messaging client Instant messaging (IM) technology is a type of online chat allowing real-time text transmission over the Internet or another computer network. Messages are typically transmitted between two or more parties, when each user inputs text and tri ...

included in

Windows XP Windows XP is a major release of Microsoft's Windows NT operating system. It was release to manufacturing, released to manufacturing on August 24, 2001, and later to retail on October 25, 2001. It is a direct upgrade to its predecessors, Wind ...

. Designed for use by both corporate and home users, it was originally created, in 2001, as a streamlined and integrated version of

MSN Messenger MSN Messenger (also known colloquially simply as "Messenger"), later rebranded as Windows Live Messenger, was a cross-platform instant-messaging client developed by Microsoft. It connected to the Microsoft Messenger service and, in later versio ...

. It was upgraded several times when it was made available for

Windows 2000 Windows 2000 is a major release of the Windows NT operating system developed by Microsoft and oriented towards businesses. It was the direct successor to Windows NT 4.0, and was released to manufacturing on December 15, 1999, and was offici ...

and

Windows Server 2003 Windows Server 2003 is the sixth version of Windows Server operating system produced by Microsoft. It is part of the Windows NT family of operating systems and was released to manufacturing on March 28, 2003 and generally available on April 24, 2 ...

. Since then, its development stopped. It was superseded by

Windows Live Messenger MSN Messenger (also known colloquially simply as "Messenger"), later rebranded as Windows Live Messenger, was a cross-platform instant-messaging client developed by Microsoft. It connected to the Microsoft Messenger service and, in later versio ...

and

Microsoft Lync Skype for Business (formerly Microsoft Lync and Office Communicator) is an enterprise software application for instant messaging and videotelephony developed by Microsoft as part of the Microsoft Office suite. It is designed for use with the on- ...

Overview

Windows Messenger was introduced in

on 22 October 2001. It is enabled by default. Its features include

instant messaging Instant messaging (IM) technology is a type of online chat allowing real-time text transmission over the Internet or another computer network. Messages are typically transmitted between two or more parties, when each user inputs text and tri ...

, presence awareness, support for

Session Initiation Protocol The Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating communication sessions that include voice, video and messaging applications. SIP is used in Internet telephony, in private IP telepho ...

(SIP), file transfer, application sharing and

whiteboarding Whiteboarding when used in the context of computing, is the placement of shared files on an on-screen shared notebook or whiteboard. Videoconferencing and data conferencing software often lets documents as on a physical whiteboard. Whiteboardi ...

. Later versions added "ink" support and integration with

Microsoft Lync Server Skype for Business Server (formerly Microsoft Office Communications Server and Microsoft Lync Server) is real-time communications server software that provides the infrastructure for enterprise instant messaging, presence, VoIP, ad hoc and st ...

(formerly Microsoft Office Communications Server). Windows Messenger's user interface is devoid of the clutter seen in

. Winks, nudges, and custom emoticons are unavailable, and the main user interface more closely resembles the standard Windows XP

Luna Luna commonly refers to: * Earth's Moon, named "Luna" in Latin * Luna (goddess), the ancient Roman personification of the Moon Luna may also refer to: Places Philippines * Luna, Apayao * Luna, Isabela * Luna, La Union * Luna, San Jose Roma ...

style. Windows Messenger integrates with

Microsoft Exchange Server Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems. The first version was called Exchange Server 4.0, to position it as the successor to the related ...

Microsoft Outlook Microsoft Outlook is a personal information manager software system from Microsoft, available as a part of the Microsoft Office and Microsoft 365 software suites. Though primarily an email client, Outlook also includes such functions as Calen ...

Outlook Express Outlook Express, formerly known as Microsoft Internet Mail and News, is a discontinued email and news client included with Internet Explorer versions 3.0 through to 6.0. As such, it was bundled with several versions of Microsoft Windows, from ...

Remote Assistance Quick Assist is a Microsoft Windows feature that allows a user to view or control a remote Windows computer over a network or the Internet to resolve issues without directly touching the unit. It is based on the Remote Desktop Protocol (RDP). It is ...

and

Windows Media Center Windows Media Center (WMC) is a defunct digital video recorder and media player created by Microsoft. Media Center was first introduced to Windows in 2002 on Windows XP Media Center Edition (MCE). It was included in Home Premium and Ultimate ...

in Windows XP. Windows Messenger can communicate with the Exchange Server 2000's Instant Messaging Service and

Microsoft Messenger Service Messenger (formerly MSN Messenger Service, .NET Messenger Service and Windows Live Messenger Service) was an instant messaging and presence system developed by Microsoft in 1999 for use with its MSN Messenger software. It was used by instant me ...

. Interoperability with third-party software is exposed through a COM API called the ''Real Time Communications (RTC) Client API''. Development of Windows Messenger was halted after version 5.1 in favor of

and

Overview

See also

References

Further reading