QuickBooks 2007 or later and QuickBooks Enterprise Solutions 7.0 or later are supported on Microsoft Windows Vista.
Error 1603 can occur during QuickBooks installation because of problems installing Microsoft .NET Framework.
Lists hardware requirements and software compativility for QuickBooks 2005 and Enterprise 5.
Solution for error 1316: "There was a problem installing Flash Player 7," which may be caused by a corrupted file.
Steps to resolve error 1603: "The update installer has encountered an internal error" and/or "Unable to Apply Patch" when installing a QuickBooks update.