When is .NET Core 1.1 end of life?

.NET Core 1.1 reached end of life on Jun 27, 2019. It gets no more updates, including security fixes.

What is the latest version of .NET Core 1.1?

The latest .NET Core 1.1 release is 1.1.13, released on May 15, 2019.

When was .NET Core 1.1 released?

.NET Core 1.1 was released on Nov 16, 2016.

How do I check which .NET version I have?

Run dotnet --version, then paste the result into the “Am I up to date?” box on this page.

.NET Core 1.1

End of life

1.1.13 Release notes ↗

Is .NET Core 1.1 still supported?

.NET Core 1.1 reached end of life on Jun 27, 2019 (7 years ago). It no longer gets updates, including security fixes. Upgrade to .NET 10 (LTS) (latest 10.0.12), supported until Nov 14, 2028.

Released: Nov 16, 2016
End of life: Jun 27, 2019
7 years ago
Latest version: 1.1.13
May 15, 2019

Upgrade path

The recommended upgrade is .NET 10 (LTS), currently at 10.0.12 and supported until Nov 14, 2028.

How to upgrade from .NET Core 1.1 to .NET 10 (LTS)

Ubuntu / Debian

sudo apt update
sudo apt install dotnet-sdk-10

Windows

winget install Microsoft.DotNet.SDK.10

Docker

docker pull mcr.microsoft.com/dotnet/sdk:10

Update the TargetFramework in your project files (e.g. net10) and rebuild.

Official upgrade guide ↗ Back up first, and test on a non-production machine when you move to a new branch.

Quick answers

Is .NET Core 1.1 still supported?: No. .NET Core 1.1 reached end of life on Jun 27, 2019 (7 years ago). It no longer gets updates, including security fixes. Upgrade to .NET 10 (LTS) (latest 10.0.12), supported until Nov 14, 2028.
When is .NET Core 1.1 end of life?: .NET Core 1.1 reached end of life on Jun 27, 2019. It gets no more updates, including security fixes.
What is the latest version of .NET Core 1.1?: The latest .NET Core 1.1 release is 1.1.13, released on May 15, 2019.
When was .NET Core 1.1 released?: .NET Core 1.1 was released on Nov 16, 2016.
What should I upgrade .NET Core 1.1 to?: The recommended upgrade is .NET 10 (LTS), currently at 10.0.12 and supported until Nov 14, 2028.
How do I check which .NET version I have?: Run dotnet --version, then paste the result into the “Am I up to date?” box on this page.