Thursday, May 26, 2016


OverviewThe .NET Framework 4.5 is a highly compatible, in-place update to the .NET Framework 4. By using the .NET Framework 4.5 together with the C#, Visual Basic, or F# programming language, you can write apps. The .NET Framework 4.5 includes significant language and framework enhancements for C#, Visual Basic, and F# (so that you can more sily write asynchronous ), the blending of control flow in synchronous , a responsive UI, and web app scalability . The .NET Framework 4.5 adds substantial improvements to other functional ars such as ASP.NET, Managed Extensibility Framework, Communiion Foundation, Workflow Foundation, and Identity Foundation. The .NET Framework 4.5 delivers better performance, reliability, and security.
For more information about these and other ftures of the .NET Framework 4.5, see the .NET Framework Developer Center website.

Note: The .NET Framework 4.5 redistributable was updated on 10/9/2012 to correct an issue related to an improper timestamp on a digital certifie which causes the digital signature on files produced and signed by to expire prematurely. We recommend customers that previously installed the .NET 4.5 redistributable package dated 8/16/2012 install this updated .NET 4.5 redistributable package. More information about the issue can be found Security Advisory 2749655.
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System requirementsSupported Operating Systems: 7 Service Pack 1, Server 2008 R2 SP1, Server 2008 Service Pack 2, Vista Service Pack 2
Vista SP2 (x86 and x64) 7 SP1 (x86 and x64) Server 2008 R2 SP1(x64) Server 2008 SP2(x86 and x64)Hardware Requirements:1 GHz or faster processor512 MB of RAM850 MB of available hard space (x86)2 GB hard drive (x64)Top of page
InstructionsNote: 8 and Server 2012 include the .NET Framework 4.5. Therefore, you don't have to install this software on those operating systems.

On this page, choose the Download button.To install the software now, choose the Run button.To install the software later, choose the Save button. (When you install, the computer must be connected to the Internet.)

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