Windows "Longhorn" build 4040, with a build tag of 4040.Lab04_N.030828-1910 is an unleaked Milestone 6 "Longhorn" build and was one of the last for that milestone. It was first described by Grabberslasher on his UX.Unleaked blog on June 6, 2008.
Features
- Aero Glass (frame only) barely works, having problems such as not redrawing the window contents unless resizing the window.