Microsoft .net Framework 4.5 Developer Pack Download |best| -

Since .NET 4.5 is an older release, Microsoft has archived the Developer Pack. Use the following official links:

Install the .NET Framework developer pack or redistributable microsoft .net framework 4.5 developer pack download

Confused? Here is the exact file you want for full backward compatibility with 4.5: microsoft .net framework 4.5 developer pack download

Reference assemblies needed to build apps that target the specific framework version in Visual Studio. microsoft .net framework 4.5 developer pack download

Last reviewed: April 2026. For the most current downloads, visit dotnet.microsoft.com/download and search for "targeting packs".

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