Several new project templates now target the Client Profile by default. NET Framework 4 Client Profile supports more platforms than in previous versions and provides a fast deployment experience for your applications. The following sections describe deployment improvements. For additional information and known migration issues, visit the. NET Framework 4 Application Compatibility topic and learn about new features by using the Visual Studio 2010 and. You can test compatibility as described in the. NET Framework 4 is installed, please submit a bug on the Microsoft Connect Web site. If your application or component does not work after. NET Framework version specified in the properties for your project in Visual Studio, or you can specify the supported runtime with the Element in an application configuration file. NET Framework 4, you must compile your application with the target. NET Framework 4 does not automatically use its version of the common language runtime to run applications that are built with earlier versions of the. NET Framework versions, except for some changes that were made to improve security, standards compliance, correctness, reliability, and performance. NET Framework 4 is highly compatible with applications that are built with earlier. For more information, see Security Changes in the. NET Framework 4 introduces an improved security model. This topic does not provide comprehensive information about all new features and is subject to change. This topic contains information about key features and improvements in the. De lijst met veranderingen ziet er als volgt uit: What's New in the. NET Framework 4.0, dat op Windows XP, Vista, Windows 7, Windows Server 2003 en Windows Server 2008 zijn werk kan doen.

Microsoft heeft met de uitgave van Visual Studio 2010 ook een nieuwe versie van het.

Microsoft 4.0 framework download