Track Smoothing option.
Trail Options
There are several options you can use with trails. Some affect all trails. Other options can be applied to a particular trail. You can display or hide trails, create a new trail, delete a trail or change the way trails are updated.
To access the Trails Menu:
Press MENUMENU↓ to MY TRAILSENT.
Main Menu (left). Trails Menu (center). Trail Options (right).
