You have created routing connections. A net is highlighted in the layout space navigator or in the layout space. Tab Edit > Command group Optimize nets > Drop-down button Automatic > Manual.
In this dialog, you can set options for the manual optimization of nets and the connections routed in them.
Overview of the main dialog elements:
Close last daisy chains into a ring:
If this check box is activated, an additional connection from the first to the last connection point of the chain is generated.
If this check box is activated, all connections generated in the newly defined routing tracks will be routed as routing connections.
See also