You can also replicate an existing invoice to copy its details to the new invoice. This is helpful in reducing the time to be taken in creating an invoice with the same details. Follow the below process to re-order/replicate an invoice
Business Profile > Sales > Sales Order New > Invoice List > ReOrder
Go to The Invoice list
This will open the list of invoices where you can click on “Re-Order” button to open details of invoice in edit mode.
You can change the details for the previous invoice as you wish to and once it is done, click on “Save Invoice”.
This will create a new invoice from the details copied from previous invoice