Order allocation using the vehicle's context menu involves swapping routes between vehicles. Route swapping allows you to do an exchange of orders between vehicles.
To re-allocate orders from one vehicle to another, identify the two vehicles you want to swap the runs over. Then right-click one of the vehicles (the Vehicle action context menu is opened)
or click the Vehicle action button
Select the appropriate vehicle to swap with from the dropdown and left-click this vehicle:
The routes with new vehicles assigned are displayed on the Gantt chart and on the map.
See the example below:
