Showing a trail with a line
- Click GPS > Display Options on the ArcMap GPS toolbar.
- Click the Trails tab.
- Check the Show trail as a line check box.
- Click the symbol button if you want to change the line symbology and click OK.
- Type a new value for the length of the trail, if necessary.
- Click OK.
The unit of measure is set by the display unit of measure in the data frame. To change the unit of measure for the data frame, right-click Layers in the ArcMap table of contents and click Properties. Click the General tab. Change the Map units value, if it is set to Unknown Units, and update Display units. Click OK when finished.