Net Framework 45 Developer Pack Link ◆
Accept the licensing terms and proceed through the installation wizard. Step 3: Verify the Installation Path
Here is the official, verified :
This occurs if Visual Studio cannot find the reference assemblies folder.
Microsoft no longer includes .NET Framework components for versions 4.0 through 4.5.1 in Visual Studio 2022 because these versions are no longer supported. When you attempt to build such a project, you'll encounter error : net framework 45 developer pack link
Click next to your active Visual Studio installation. Switch to the Individual Components tab at the top.
: The core files needed to execute applications.
https://download.microsoft.com/download/b/7/8/b78da045-4d6c-42b2-ae79-244b773b4a83/NDP45-DevPack-KB2899999-x86.exe Accept the licensing terms and proceed through the
Microsoft has updated these versions over time. The most stable and recommended versions to use for ".NET 4.5" development are 4.5.1 or 4.5.2.
Reference assemblies that allow IDEs like Visual Studio to compile code against the 4.5 version.
: The specific multi-targeting assemblies that show up in your Visual Studio project dropdown menu. When you attempt to build such a project,
Check out .NET 4.8 Developer Pack .
If you see a collection of system DLLs and XML files in this folder, the developer pack is correctly placed. Configuring Modern Visual Studio for .NET 4.5
Additional tools and compilers for building software.
Microsoft consolidates older .NET Framework assets into central hubs. You can locate the official packages using these direct paths: Microsoft .NET Framework Download Archive Visual Studio Hub: Visual Studio Downloads Components Supported Operating Systems Windows 7 SP1 (x86 and x64) Windows 8 and 8.1 (x86 and x64) Windows 10 and 11 (via backward compatibility modes) Windows Server 2008 R2 SP1, 2012, and 2012 R2 Developer Pack vs. Runtime: What Is the Difference?
If you are a developer looking to build applications targeting .NET 4.5 using Visual Studio, you’ve likely realized that simply having the runtime isn't enough. You need the .

