The installer sets the StartupFolder property to the full path of the Startup folder. By default, this property is set to the folder for the current user. If an "All Users" profile exists and the ALLUSERS property is set, then this property is set to the folder in the "All Users" profile.
||Windows Installer 5.0 on Windows Server 2012, Windows 8, Windows Server 2008 R2 or Windows 7. Windows Installer 4.0 or Windows Installer 4.5 on Windows Server 2008 or Windows Vista. Windows Installer on Windows Server 2003 or Windows XP. See the Windows Installer Run-Time Requirements for information about the minimum Windows service pack that is required by a Windows Installer version.