The amount to pay can be automatically sent to the Sumup terminal only if the Sumup Air is plugged into the same device used to login your Hiboutik account.
En 'Settings/Payment types' add the SUMUP payment method on your account.
When you select this payment method in a sale, a new button will be displayed to communicate the amount to pay to Sumup.
If the payment is successful, the sale is automatically closed and payment information are available in the header of the sale.
You can print a Sumup QR-code on your receipt. When you scan it, the Sumup application opens and the amount to pay is preselected.
Here is the code to add on your receipt template (Settings/Printing/Receipts):