Other Settings
Tools > Options > View > Display Modes > [Mode Name] > Other Settings
User interface options
Include in View's display menu
Displays the custom display mode in the viewport title and View menus.
Include in Shade command modes
Offers the custom display mode as an option for the Shade command.
Allow assignment to individual objects
Allows applying this display mode to objects with the SetObjectDisplayMode command.
View Scaling
Horizontal scale
Expands the view and grid horizontally.
Vertical scale
Expands the view and grid vertically.
Realtime renderer assignment
Realtime display engine
If a plugin provides a realtime display engine, it will appear on this list. Rhino provides the Raytraced mode.