Windows Movie Maker and MSN Messenger were two of Microsoft's most iconic Windows programs. The former was a casual video editing app, while the latter was an instant messaging (IM) chat service.

Windows Messenger was the XP counterpart to MSN Messenger, both of which were replaced by Windows Live Messenger and later Skype. See Windows Live Messenger and Microsoft Lync.

The instant messaging (IM) service that was part of Microsoft's online offerings launched in the mid-1990s. MSN Messenger became Windows Messenger in Windows XP and evolved into Windows Live ...

Microsoft Copilot might be turned into a platform that supports multiple users at once, completing multiple tasks at once.