The InstallShield 2009 Service Pack 2 (SP2) contains support for Microsoft .NET Framework 3.5 SP1 and Microsoft SQL Server 2008. In addition, several issues were resolved in this service pack. It is recommended that all users of InstallShield 2009 Premier and Professional install this update.
Note: You must have InstallShield 2009 or InstallShield 2009 SP1 installed before you can apply the SP2 patch. The SP2 patch includes all of the SP1 changes.