Download Dotnetfx45-full-x86-x64.exe Offline Installer [verified] (2025-2027)

Ideally, you should always source these files from the official Microsoft Download Center or a trusted archived source. However, Microsoft has officially ended support for .NET 4.5 (as it is considered an "end-of-life" product) and often redirects users to 4.8.

If you have a legacy MSDN subscription, the offline ISO for .NET 4.5 is available under the "Components" section. download dotnetfx45-full-x86-x64.exe offline installer

Q: Do I need to install the .NET Framework 4.5 if I already have .NET Framework 4.0 installed? A: Yes, the .NET Framework 4.5 is an in-place update that requires .NET Framework 4.0 to be installed. Ideally, you should always source these files from

: Ensure your OS is updated to the required Service Pack level (e.g., SP1 for Windows 7). Run as Administrator : Right-click the file and select Run as Administrator Q: Do I need to install the