In the Invoicing menu, click on the desired option in order to view the invoice listing page.  Within the invoice listing page, click on the open button for the invoice needing to be edited.

Once the invoice is opened in the “Invoice Details” page, click on the edit button to open the invoice in the “Edit Invoice page.

edit-invoice-button
Click on the highlighted Edit button to edit the invoice being viewed

 

The “Edit Invoice” page, which is looks very similar to the “Create Invoice page”, allows you to make any needed changes to the invoice.   If you no longer wish to make any changes to the invoice, click on the “Cancel” button which will take you back to the “Invoice Details” page.

edit-invoice-screen