Navigate to Manage Connections. Press + to and fill at least Name, IP/hostname Port. Tap save at the top right Button.
For multiple connections in the same network, press at the top right bullseye icon. Fill your Network information in cidr Notation (192.168.2.0/24).Press Scan. Then add fill in the informations like above and save. Repeat with more Items in the list.
To clone an existing connection, tap edit. Tap on the duplicate icon in the Topappbar. A new connection with suffix (Copy) will open. Change everything you need and tap save. You Land on the original connection that you need to duplicate several times.