Download Dotnetfx45-full-x86-x64.exe Offline Installer ((full)) Jun 2026

This extracts the files to a folder. Run Setup.exe from there.

You can download it directly from the official Microsoft Download Center. While .NET 4.5 is an older version, it is often required for legacy applications on Windows 7 SP1, Windows 8, and Windows Server 2008 R2 SP1.

.NET Framework 4.5 is not supported on Windows XP or Windows Vista. Furthermore, modern operating systems like Windows 10 and Windows 11 come pre-installed with newer versions of .NET (such as .NET 4.8 or 4.8.1), which act as highly compatible, in-place updates for 4.5 applications. System Requirements download dotnetfx45-full-x86-x64.exe offline installer

Using the offline setup file offers several technical advantages over the standard web installer:

Installs on both x86 and x64 versions of supported Windows operating systems. This extracts the files to a folder

If you need the Microsoft .NET Framework 4.5 offline installer (dotnetfx45-full-x86-x64.exe) to install on machines without internet access or for deployment, here’s a concise, safe process and important notes.

: Download the file once and distribute it across multiple computers in a local network. System Requirements Using the offline setup file offers

If you encounter issues during installation, try these proven fixes: 1. Blocking Issues on Newer Windows Versions

Click Finish and restart your computer to apply all system changes completely. Command-Line Switches for Silent Deployment