How to display the recent Changes in the Invoice and where to change its template?

There are two types of invoices, which are same but are used separately. First one is used on the site after the purchase is made and the second one is used in the E-mail template.
The Location of the both Invoices is:
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CMS Desk -> Tools -> E-commerce -> Configuration tab -> Invoice (devnet.kentico.com/docs/ecommerceguide/invoice.htm)
Site Manager -> Development -> E-mail templates -> E-commerce - Order notification to customer template