https://www.microsoft.com/en-us/download/details.aspx?id=17718
The Microsoft .NET Framework 4.0.30319 is a critical component for running, developing, and managing applications on Windows operating systems. It enables object-oriented design for powerful applications and provides the necessary runtime environment for software developed with C#, F#, or Visual Basic. For users in environments with limited internet access or technicians managing multiple machines, the is the preferred method for installation. Net Framework V4.0.30319 Offline Installer Free --
The v4.0.30319 runtime is also included in (the latest version for Windows 10/11). If you have the option, use the 4.8 offline installer instead, as it is more secure and supports more apps. https://www