Merchants can change shipping fees for an order by following the steps below:
1. Navigate to RMS > Orders > Orders
2. Select an order
3. Edit "Shipping and Handling Fee Total"
4. Click "Save Changes"
1. Change the "Shipping Fee Total" to "Shipping and Handling Fee Total"
2. When editing the shipping fee, need to make sure order total does not exceed the amount paid by the customer.