From the "ORDERS" tab of the dashboard, search for the order you wish to edit the drivers for.

Click the order number to enter the order page. 

Click on the driver initial to bring up the "Schedule" pop up. 

To un-assign a driver from an order, click the 'x' next to their name.

Click "Save / Without Notify" to save the order without adding a new driver. 

To assign a new driver instead of deleting the existing driver, click the down arrow next to the driver's name to bring up your driver roster.

Click the name of the driver you wish to assign. 

Click "Save / Without Notify" to finalize your choice.

How To Unassign/Change Drivers Through The Dashboard