The following steps will guide you through the process of moving orders to the completed stage in batches. This setting should only be used if you are unable to action this by using the order management settings to control and push order and credits.
At the top if the page click into View orders and select a order status for example Does Not Balance.
Select the orders or credits you wish to move by using the check boxes on the left of the page.
At the bottom, click Action, Move selected orders to Completed Invoices, Go.