Installing .netcore on Ubuntu 20.04

Download the packages:

wget https://packages.microsoft.com/config/ubuntu/20.04/packages-microsoft-prod.deb \ sudo dpkg -i packages-microsoft-prod.deb

Installing the SDK

sudo apt update \sudo apt install apt-transport-https \sudo apt install dotnet-sdk-3.1 

To check if everything is good:

dotnet --version

Reference: https://tecadmin.net/how-to-install-net-core-on-ubuntu-20-04/