How to Edit Customers via 'Edit customers in Bulk' option?
Store Manager for OpenCart allows you to make changes with several customers at the same time. You can use “Edit selected customers in bulk” option for this operation.
Select required customers in one customer group and press the appropriate button in the top menu or click the right button of your mouse.
Then select the corresponding command from the context menu.
Choose required tabs in the section below and change data related to the previously selected customers:
If you want to save all changes to your store database, don't forget to press 'Apply' button.
As you see, Store Manager "Edit Selected Customers in Bulk" option allows making batch updates with multiple OpenCart customers in several seconds.