Net Framework 4.5 Offline Installer — For Windows 10 ((install))

<configuration> <startup> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/> </startup> </configuration>

1.0 Last Updated: 2025 Author: Technical Publications Division net framework 4.5 offline installer for windows 10

However, this paper addresses scenarios where: Windows 10 ships with

.NET Framework 4.5 was released by Microsoft in August 2012, introducing features such as asynchronous programming ( async/await ), ZIP compression improvements, and enhanced Windows Presentation Foundation (WPF). Although superseded, many legacy line-of-business (LOB) applications depend on it. This is where the

A critical technical nuance exists between .NET Framework 4.5 and Windows 10. Windows 10 ships with .NET Framework 4.6 (and subsequent versions like 4.7.x and 4.8 via Windows Update) installed by default.

With the release of Windows 10, Microsoft introduced a new version of the .NET Framework, version 4.6, which is included by default. However, some applications still require the .NET Framework 4.5, which is not included in Windows 10 by default. This is where the .NET Framework 4.5 offline installer comes into play.

This occurs when the offline installer cannot locate necessary cabinet files or Windows Update is disabled.