Track Smoothing
This is a factory setting on the GPS Setup menu that should always be left on. When stopped or traveling at slow speeds (such as walking or trolling), Track Smoothing prevents wandering of trails, the steering arrow, compass rose and a map in
Track Smoothing highlighted on the GPS Setup menu.
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 change the way trails are updated, display or hide trails, create a new trail, delete a trail and edit a trail's name, color, pattern and visibility.
The Trails Menu.