In the Thread [Threads] dialog area, you can switch off the thread display or set different modes.
The illustration shows the Colored cylinder and thread lines [Colored cylinder and thread lines] mode.
The thread color can be changed by clicking the cursor into the respective color field. Inner and outer threads can be set in different ways.
The thickness of the thread line can be adjusted via the arrow buttons
.
Cylinder color [Cylinder color]
The cylinder, with which a thread can be symbolized, can be adjusted in color as with line color.