Install .NET SDK 9.0 on Ubuntu 22.04 March 12, 2025 sudo add-apt-repository ppa:dotnet/backports sudo apt-get update && \ sudo apt-get install -y dotnet-sdk-9.0 References https://learn.microsoft.com/en-us/dotnet/core/install/linux-ubuntu-install?tabs=dotnet9&pivots=os-linux-ubuntu-2204 Related