After you insert wires, you can trim them. The Trim Wire tool removes wire segments. You can trim single or multiple wires.

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Fence/Crossing/Zext/<Select wire to TRIM>:
Specify the wire segment at line reference 404 between the two vertical wires (1), right-click

Wire segments are trimmed back to a connecting dot, a component, or completely if neither is encountered along the segment. Any connection dots that are no longer needed are removed.
The trimmed wire resembles the following image.
