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.NET Framework is a software framework developed by Microsoft that runs primarily on Microsoft Windows. It includes a large class library called Framework Class Library (FCL) and provides language interoperability across several programming languages.

Release Released Support Status
4.8.1 5 months and 3 weeks ago
(09 Aug 2022)
Yes
4.8 3 years and 9 months ago
(18 Apr 2019)
Yes
4.7.2 4 years and 9 months ago
(30 Apr 2018)
Yes
4.7.1 5 years ago
(17 Oct 2017)
Yes
4.7 5 years and 10 months ago
(05 Apr 2017)
Yes
4.6.2 6 years ago
(02 Aug 2016)
Ends in 3 years and 11 months
(12 Jan 2027)
4.6.1 7 years ago
(30 Nov 2015)
Ended 9 months ago
(26 Apr 2022)
4.6 7 years ago
(20 Jul 2015)
Ended 9 months ago
(26 Apr 2022)
4.5.2 8 years ago
(05 May 2014)
Ended 9 months ago
(26 Apr 2022)
4.5.1 9 years ago
(17 Oct 2013)
Ended 7 years ago
(12 Jan 2016)
4.5 10 years ago
(15 Aug 2012)
Ended 7 years ago
(12 Jan 2016)
4.0 12 years ago
(12 Apr 2010)
Ended 7 years ago
(12 Jan 2016)
3.5 SP1 15 years ago
(19 Nov 2007)
Ends in 5 years and 11 months
(09 Jan 2029)

On operating systems prior to Windows 10 version 1809 and Windows Server 2019, .NET 3.5 SP1 assumes the same lifecycle policy as the underlying OS on which it is installed.

More information is available on the Microsoft .NET Framework website.

You can check the version that you are currently using by running:
reg query "HKLM\SOFTWARE\Microsoft\Net Framework Setup\NDP" /s

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This page was last updated on 16 December 2022.