On the left panel of the PCB interface, the nets, nets under the pads, net classes and ratlines of the current PCB interface are displayed, which can also be modified.
Display the number of nets in the current PCB interface, the nets under the device pads, click the desired nets to highlight them in the PCB interface, and double-click the pads to zoom in and highlight them in the PCB.
##Add net class
Right mouse button under net branch - new category
Name the net category and click OK to add the net category
After adding the net class, you need to add the net into the net class
Under the net branch, select the net that needs to be added to the net class - right mouse button - add to net class
Here, select the net class you just created, and click OK to add the currently selected net to the net class.
Display all net flying lines under the current PCB interface, click the flying lines to highlight the flying lines on the PCB interface
In the fly line selection branch on the left panel, first click on this small eye to display and hide the fly line, and you can also hide and display a fly line separately.