Microsoft .NET Framework 4.5 Offline Installer for Windows 7 64-bit is available through the official Microsoft Download Center
Released in August 2012, .NET Framework 4.5 introduced critical improvements over version 4.0: Microsoft
The Microsoft .NET Framework 4.5 is a comprehensive and highly compatible in-place update to .NET Framework 4. For users running Windows 7 64-bit, this framework is an essential component required to run many modern desktop applications, providing the necessary libraries and runtime environment for software built using C#, Visual Basic, and F#. Why Use the Offline Installer? Using a virtual machine with host-based firewall
To install .NET Framework 4.5 on a 64-bit Windows 7 system, you must meet these minimum hardware and software standards: : It provides a runtime environment for applications
History and purpose The .NET Framework is a software development platform that provides a managed execution environment, a large class library, and language interoperability across several programming languages. Released in 2012, .NET Framework 4.5 built on the 4.0 baseline and introduced enhancements across several areas: async programming support via the async and await keywords, improvements to the Base Class Library (BCL), better garbage collection, profiling and debugging enhancements, and updates to networking, WebSocket support, and ASP.NET performance. For end users, the framework is often required by applications built using .NET; without the appropriate version installed, such applications may fail to run or lose functionality.
: It provides a runtime environment for applications built using C#, Visual Basic, or F#. Architecture