Windows Longhorn build 4088

Windows "Longhorn" build 4088 (with a build tag of 4088.Lab02 N.040706-1655) is a Milestone 7 build of the Microsoft Windows "Longhorn" operating system.

An incomplete copy is hosted on the BetaArchive FTP server. One screenshot of the Windows Preinstallation Environment has been shown by BetaArchive member, bashar2000.

This build is unleaked except as a WinPE disc.