To define properties of XY plots:
Right-click on the background of the Plot 2d viewer. The following menu will appear:
Erase all - hides all previously displayed curves from the viewer.
Rename - allows to rename the XY plot.
Scaling gives you the possibility to select the scale (logarithmic or linear) for both axes
via Fit Range option you can access to the following menu
Curve Type gives you the possibility to select the type for your curves.
Show Legend triggers all labels on the graph.
Settings menu allows to adjust the representation of the graphs in the Plot 2d viewer
Dump View - allows to save the current graph represented in the 2D viewer in a graphic file.
Change Background - allows to change the background of the 2D viewer.