nm-connection-editor

TLDR

Open connection editor

$ nm-connection-editor

Edit specific connection

$ nm-connection-editor -e [connection_uuid]

Create new connection

$ nm-connection-editor -c

Create specific type

$ nm-connection-editor -t [wifi]

nm-connection-editor is a graphical editor for NetworkManager connections. It provides a GUI for creating, editing, and managing network connections.
The editor handles wired, wireless, VPN, mobile broadband, and other connection types.

PARAMETERS

-e, --edit uuid

Edit connection by UUID.

-c, --create

Create new connection.

-t, --type type

Connection type for new.

-s, --show

Show editor window.

CONNECTION TYPES

$ ethernet  - Wired connections
wifi      - Wireless networks
vpn       - VPN connections
bond      - Bonded interfaces
bridge    - Network bridges
vlan      - VLAN configurations

CONFIGURATION STORAGE

$ /etc/NetworkManager/system-connections/

CAVEATS

Requires X11/Wayland display. Alternative: nmcli for CLI. Changes saved to system-connections.

HISTORY

nm-connection-editor is part of the NetworkManager project developed by Red Hat, providing a GTK-based interface for network configuration.