See the docs[1] where it mentions that 10 is supported, but not available in the built-in Ubuntu feed. It however is/should become available in the backports fe

See the docs[1] where it mentions that 10 is supported, but not available in the built-in Ubuntu feed. It however is/should become available in the backports feed. To make matters even more interesting the GitHub / Azure DevOps CI agent image Ubuntu 24.04 doesn't provide .NET 9, whereas 22.04 does[2]. .NET 10 appears to become available in both though[3]. [1]: https://learn.microsoft.com/en-gb/dotnet/core/install/linux-ubuntu-install?tabs=dotnet10&pivots=os-linux-ubuntu-2404#ubuntu-2404 https://learn.microsoft.com/en-gb/dotnet/core/install/linux-... [2]: https://github.com/actions/runner-images/issues/12697 https://github.com/actions/runner-images/issues/12697 [3]: https://github.com/actions/runner-images/pull/13295 https://github.com/actions/runner-images/pull/13295