Windows Longhorn build 4030 (Lab06 n.030630-1724)

Windows Longhorn build 4030 (with a build tag of 4030.Lab06_N.030630-1724) is a Milestone 6 build of Windows Longhorn. It is fairly similar to the earlier builds. This build is one of the earliest builds to feature "3D View", however it is unusable and doesn't draw icons properly. This build needs modification to enable Aero. This build leaked on 2020-01-23.