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Modern Windows operating systems ship with newer versions of the framework (such as .NET 4.8.x) pre-installed. The 4.5 installer might throw an error stating a newer version is present, halting the setup. microsoft .net framework 4.5 developer pack download
The 4.5 Developer Pack integrates seamlessly with a wide range of IDE generations: Visual Studio 2012 (Native support) Visual Studio 2013, 2015, and 2017 Scroll down to the Development activities or