Configuring
To access the configuration dialog, select Settings Configure ... The settings for Constants... can only be changed from the Edit menu and the Coordinate System... only from the View menu.

General Configuration
Screenshot of the General Settings dialog
Screenshot of the General Settings dialog
Here you can set global settings which automatic will be saved when you exit . you can set angle-mode (radians and degrees), zoom in and zoom out factors, and whether to show advanced plot tracing.

Diagram Configuration
Screenshot of the Diagram Appearance dialog
Screenshot of the Diagram Appearance dialog
You can set the Grid Style to one of four options:
None 	 No gridlines are drawn on the plot area
Lines 	 Straight lines form a grid of squares on the plot area.
Crosses 	 Crosses are drawn to indicate points where x and y have integer values (⪚, (1,1), (4,2) ).
Polar 	 Lines of constant radius and of constant angle are drawn on the plot area.
Other options for the diagram appearance can also be configured:
Axis Labels 	 Sets labels for the horizontal and vertical axes.
Axis width: 	 Sets the width of the lines representing the axes.
Line width: 	 Sets the width of the lines used for drawing the grid.
Tic width: 	 Sets the width of the lines representing tics on the axes.
Tic length: 	 Sets the length of the lines representing tics on the axes.
Show labels 	 If checked, the names of the axes are shown on the plot and the axes' tics are labeled.
Show axes 	 If checked, the axes are visible.
Show arrows 	 If checked, the axes are displayed with arrows at their ends.

Colors Configuration
Screenshot of the Colors dialog
Screenshot of the Colors dialog
In the Coords section of the Colors configuration dialog, you can change the colors of the axes, the grid and the background of the main area.
The Default Function Colors control which colors are cycled through when creating new functions.

Fonts Configuration
Screenshot of the Fonts dialog
Screenshot of the Fonts dialog
Axis labels 	 The font used for drawing the axis numbers and x/y labels.
Diagram label 	 The font used for drawing diagram labels (⪚, those showing the plot name or extreme points).
Header table 	 The font used for drawing the header when printing a plot.