How to add network bridge with nmcli (NetworkManager) on Linux

Originally published at: https://www.cyberciti.biz/faq/how-to-add-network-bridge-with-nmcli-networkmanager-on-linux/

I am using Debian Linux 9 “stretch” on the desktop. I would like to create network bridge with NetworkManager. But, I am unable to find the option to add br0. How can I create or add network bridge with nmcli for NetworkManager on Linux? A bridge is nothing but a device which joins two local…