If the receipt prints, but the text is not set up correctly on the page, switch to Softfont mode to see it this fixes the problem.

1-Search windows for “devices and Printers”
2-right click on POS80
3-Click “Printer Properties”
4-Click the “Device Settings” tab.
5-under “A font scheme” , choose “softfont mode”
6- Click “apply”

softfont mode