Unlike the "Web Installer" which downloads only the components needed for your specific system on the fly, the (also known as a standalone redistributable) includes the entire set of installation packages.
The .NET 4.5 offline installer provides a convenient way to install .NET Framework 4.5 on multiple machines without requiring an internet connection. The offline installer is easy to use and provides several benefits, including reduced bandwidth usage, faster installation, and improved deployment. By using the .NET 4.5 offline installer, IT administrators and users can easily deploy .NET Framework 4.5 to multiple machines, which is essential for running many modern software applications. dotnet 4.5 offline installer
If you are deploying via script or Intune: Unlike the "Web Installer" which downloads only the
: Available for specific legacy system compatibility. including reduced bandwidth usage