About the Default Point Symbol
The default point symbol is used to define the size of all points and
the color of points that do not have an
value. This can occur
if some
LAS files in a
LIDAR
Layer have RGB values and some files do not.
How to Modify the Default Point Symbol
Modify Symbol Button 
1. Open the Properties dialog box by clicking the
button
on the LP360 toolbar.
2. Click the Symbology tab, then click the RGB
Values tab.
3. Click the "Modify..." button. The
Symbol Property Page will display.