Select stations which have unserved orders on map to transfer by rectangle or polygon tool.
To merge the selected unserved orders into another route in bulk,
Select "Merge into an existing route".
A new window will open.
Select the route you want to add, then click Ok.
When you select the last option "Create new route(s) from selected orders", "Total amount of selected:"area automatically shows the amount of orders in the selected area.
If the total amount of the selected order exceeds the vehicle capacity, more than one vehicle/route will be needed.
If the "max stops per route" is about to be exceeded, then more than one vehicle/route will be needed.
In this case, you must specify the Maximum number of routes that can be created if "vehicle capacity" or "max stops" exceeds.