You can edit the information you've entered into LAC for products, customers, and license orders by going to the page that contains the item you want to edit, and clicking the Edit icon in the Action column for that item.
For example, to edit the information you've entered for the customer XYZ Enterprises, you would go to the Customers tab, locate the row for XYZ Enterprises in the grid, and click on the Edit icon in the action column in that row.
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In addition to editing customer information as described above, you can click on the Customer customer name in the Customers page to access a detailed page for that Customercustomer. This lets you view all information for the Customer customer at one time, instead of in a tabbed dialog.