Release 4.8

Released on 2019-04-18

CLR Version 4

Included in Windows ️ 11 October 2021 Release (Version 22000), ️ 10 October 2022 Update (Version 22H2), ️ 10 November 2021 Update (Version 21H2), ️ 10 May 2021 Update (Version 21H1), ️ 10 October 2020 Update (Version 20H2), ️ 10 May 2020 Update (Version 2004), ️ 10 November 2019 Update (Version 1909), ️ 10 May 2019 Update (Version 1903)

Installable on Windows 10 October 2018 Update (Version 1809), 10 April 2018 Update (Version 1803), 10 Fall Creators Update (Version 1709), 10 Creators Update (Version 1703), 10 Anniversary Update (Version 1607), 8.1, 7

Included in Windows Server ️ 2022

Installable on Windows Server 2019, version 1809, version 1803, 2016, 2012 R2, 2012, 2008 R2 SP1

New features

New in accessibility

Release notes

(Source)

.NET Framework 4.8 Release Notes

You can learn about the changes made in the .NET Framework 4.8.

Release Notes by Product Area

NOTE: .NET Framework 4.8 will be available on Windows Update, Windows Server Update Services (WSUS), and Microsoft Update Catalog soon. However, if you have a business requirement to temporarily block the automatic installation through Windows Update in your managed environment, you can refer to KB4516563 for guidance.