How to install Snap Store on Ubuntu 20.04 Focal Fossa Linux Desktop - LinuxConfig.org

For any new freshly Ubuntu 20.04 downloaded and installed systems the Ubuntu's snap store should be part of the system by default. However, for any upgraded Ubuntu 20.04 system you might need to install the Snap Store manually.
This is a companion discussion topic for the original entry at https://linuxconfig.org/how-to-install-snap-store-on-ubuntu-20-04-focal-fossa-linux-desktop