How do I turn “Show a print preview first” on or off?
How toSettings › Printer setup: tick “Show a print preview first” to turn it on, untick it to turn it off. The change is kept as soon as you make it. The bill is drawn exactly as it will print. You look at it, then press Print.
Settings › Printer setup: “Show a print preview first”. Tick for on, untick for off.

More questions on Printer setup
Still stuck? Press Alt + A inside the software and ask in your own words — it
works with no internet. Or talk to us on WhatsApp, phone or e-mail.