The video shows the option to create, edit and define the traffic signs layer even before of inserting the signs.
1. Run the Traffic Sign command.
2. In this dialogue box, find the section "Layer".
3. This button gives access to the “Layer Manager”, where you can create a new layer and modify existing ones. Here you can define and set the layer in which the traffic signs blocks will be placed.
4. After this action, traffic signs blocks inserted in the drawing are set in the new predefined layer.