Top PowerPoint Solutions from Microsoft Supporthttp://support.microsoft.com/ph/929The latest support information about PowerPoint Solutions from Microsoft Product Support Services. Product Activation Solution Centerhttp://support.microsoft.com/contactus/cu_sc_prodact_master#tab0#phrssProduct ActivationProvides answers to frequently asked questions together with links to helpful resources. You cannot complete the installation of Office 2010, and you receive an error message: "To install and use this product, you must be running one of the following operating systems"http://support.microsoft.com/kb/2267642#phrssInstallationProvides two methods to resolve this Office 2010 installation error: "To install and use this product, you must be running one of the following operating systems."