In the Settings menu > Printing > Documents and layouts > Client Payment > Receipt, in the Printing Layouts tab, select New Layout via the context menu and in the properties set the Name, assign the status to Active, select the layout, width and required fiscal options.
To create a Printer Test layout, use a copy of the cash balance sheet and edit the layout (for example, leave the text “Printer Test” so it doesn't print a long receipt).
More detailed information about the print layout can be found in the Reference Documents and Layouts section of the r_keeper 7 manual.
In the Settings > Printing > Printing Schemes > [Document View Group] menu, in the Document View tab, select Add Document View through the context menu and select the one created in the section Setting up a receipt printing layout.
In the menu Settings > Printing > Printing schemes > [Document view group] in the Document views tab, select Deleting of the receipt.
In the menu Settings > Print > Print schemes > [Document view group] in the Document views tab, select Add document view via the context menu and select the Test for bill print layout (which was created from a copy of the cash balance report layout in accordance with section Setting up the receipt print layout).