However, as of April 26, 2022, Microsoft retired .NET Framework 4.5.2 and earlier versions. Current Windows systems typically ship with or support .NET Framework 4.8.1, which receives ongoing security and reliability updates, such as the April 2026 cumulative update for Windows 11. Deployment Recommendations
Moreover, certain legacy SQL Server components, Visual Studio 2012/2013 extensions, and third-party installers (like some from Autodesk or Adobe) will refuse to proceed if they don’t detect the exact 4.5 version GUID in the registry. The offline installer is your silver bullet. microsoft net framework 4.5 offline installer
.NET Framework 4.5 reached its end of life on April 26, 2022 However, as of April 26, 2022, Microsoft retired
"If we try to run the Web Installer," Elias said, his voice grim, "it will ping Microsoft’s servers, fail, and roll back. We’ll be stuck in a dependency hell loop until the market opens, the system fails, and we’re both clearing out our desks by noon." The offline installer is your silver bullet
dir %windir%\Microsoft.NET\Framework\v4.0.30319\clr.dll