Subaru Tribeca Owner's Manual page 59

Route Options
3
4
NOTE
• When a new destination is set using
out again.
• Step 3 must be performed for the second and any subsequent waypoints.
• Repeat Steps 1 to 3 for each waypoint to be set.
58
Specify the order in which all the set waypoints are to be visited.
Choose the location of the waypoint to be added, and then select
Select (calculate).
(destination), it will replace the current destination and the route calculation will be carried
(add).