Microsoft .NET Framework 4.8 for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

Introduction

This article describes an update for Microsoft .NET Framework 4.8 on Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2.

Please note: .NET Framework 4.8 has been refreshed with the latest servicing updates as of January 14^th, 2020. Apart from the servicing fixes, there is no change in the .NET Framework 4.8 product from the August 13^th, 2019 Windows update. If you have already downloaded and installed the update from August, you do not need to install this update otherwise please install this update to receive the latest product bits.

About Microsoft .NET Framework 4.8

Microsoft .NET Framework 4.8 is a highly compatible and in-place update to .NET Framework 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7,4.7.1, and 4.7.2. However, it can run side-by-side with .NET Framework 3.5 Service Pack 1 (SP1) and earlier versions of .NET Framework.

When you install this package, it is listed as Update for Microsoft Windows (KB4486105) under the Installed Updates item in Control Panel.

Microsoft .NET Framework 4.8 is available on Windows Update and on Windows Server Update Service (WSUS). It will be offered as a recommended update on Windows Update.

Note: A recommended update may be installed automatically on all supported platforms based on your computer settings on Windows Update.

Download information

The following files are available for download from the .NET Download site:

• For all Windows operating systems except Windows RT 8.1:
  
  Download the Microsoft .NET Framework 4.8 offline installer package now.
  

• For Windows RT 8.1:
  
  Download the Microsoft .NET Framework 4.8 package now.

For information about how to download Microsoft support files, see How to obtain Microsoft support files from online services.

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More information

Known issues

For information about the known issues in .NET Framework 4.8, see .NET Framework 4.8 Known Issues.

Command-line switches for this update

For more information about the various command-line options that are supported by this update, see the “Command-Line options” section in .NET Framework deployment guide for developers.

Restart requirement

You may have to restart the computer after you install this update. We recommend that you exit all applications that are using .NET Framework before you install this update.

Supported operating systems

Microsoft .NET Framework 4.8 (Offline Installer) supports the following operating systems:

• Windows 8.1

• Windows RT 8.1

• Windows Server 2012 R2