.Net 6 Core/SDK or Runtime installation on Debian 11 Bullseye LTS Download Dotnet Installation Script. Install . Net Core SDK on Debian 11 Bullseye. Install . Net Core RunTime on Debian 11: Add .Net Repository. Apt command to install . ... Remove or Uninstall SDK (optional) Enable SNAP. Use Snap to install Dotnet. More items... Dec 22, 2021