If you are using modern versions of Visual Studio (Visual Studio 2017, 2019, 2022, or newer), you do not need to download a standalone installer. Instead, use the built-in installer tool: Open the on your computer. Click Modify next to your version of Visual Studio. Switch to the Individual Components tab at the top.
Windows 10 and 11 ship with .NET Framework 4.8 or 4.8.1 pre-installed as part of the operating system. Because 4.8 is a highly compatible, in-place update over 4.5, the operating system block installs of the older runtime . net framework 45 developer pack link
Using outdated .NET Framework versions poses security risks. Unsupported versions no longer receive security patches, leaving your applications vulnerable to known exploits. As one developer noted, downloading framework packages from third-party websites "would have a series of security issues". If you are using modern versions of Visual
This is for end-users. It allows a computer to run compiled applications. If you only have the runtime installed, you cannot compile code targeting that framework version. Switch to the Individual Components tab at the top
Follow these steps to successfully integrate the .NET 4.5 targeting pack into modern development workflows. Step 1: Download the Installer
Available through Visual Studio 2013, Visual Studio 2012, or third-party IDEs for building applications targeting .NET Framework 4.5.2
: If you have an active Visual Studio/MSDN subscription, you can access the "Downloads" tab to find historical targeting packs securely. 2. The Modern Alternative: Visual Studio Installer