Because .NET Framework 4.x updates are "in-place," installing a newer runtime (like .NET 4.8) sometimes blocks older runtime installers. However, you can still install older targeting packs . Ensure you are downloading the , not the standalone runtime installer. 2. Missing in Modern Visual Studio (2022 and Newer)
If you installed the pack but still cannot see it in Visual Studio: net framework 45 developer pack link
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? Because
To download the , you can access the official installers via the Microsoft Download Center . However, since version 4.5 is no longer supported by Microsoft, developers often use newer iterations like the 4.5.1 or 4.5.2 Developer Packs for better compatibility and maintenance. Official Download Links Runtime: What Is the Difference
4.5 is reaching end-of-support on many modern Windows versions; consider upgrading to 4.6.2 or 4.8 if your project allows.
Navigate to the official Microsoft .NET Framework archive. Download the offline installer for the or Targeting Pack to ensure all components install without requiring an active internet connection mid-process. Step 2: Run with Elevated Privileges Right-click the downloaded .exe file. Select Run as Administrator .
Only use the standalone Developer Pack on your development workstation. For production servers or deploying applications to client computers, use the standalone redistributable or web installer. Next Steps for Your Projects