Visual studio: How to remove projects from the recent projects list.
Open the registry by clicking Start (Start > Run) and type RegEdit > (enter)
The Registry Editor will open. Drill down the following path…
HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\9.0\ProjectMRUList… This is where you recent projects are stored in Visual Studio 2008.
(HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\8.0\ProjectMRUList for Visual Studio 2008).