Use the Configuration Receipt settings to configure your printer receipts:

Select which section of the receipt information you need to add or modify from the options on the left, make your changes and save. 

Header/Footer: Select to update

Promotional Message: This is an additional section on the bottom of the receipt for promotions or anything you want to add to your customers receipt (from upcoming inventory shipments, or upcoming sale, or even additional return policy. Easy to change as often as you need.  Limited to 120 characters

Receipt Settings: Option to enable the printing of a second tax on the receipt as a separate line (receipt has tax1 and Tax2 displayed, as required in certain states/countries)