POSBridge is a POS Smart Grid Extension — not an embedded payment provider in Shopify Checkout. After the card payment on the SumUp terminal, you complete the order manually in Shopify POS using a custom payment method. You only need to create this once.
1
Open Shopify admin
Sign in to your Shopify admin.
2
Sales channels → Point of Sale
Go to Sales channels → Point of Sale.
3
Customize in-store / Edit POS app
Click Customize in-store or Edit POS app.
4
Open Checkout
In the editor, open Checkout.
5
Add custom payment type
Click Add custom payment type.
6
Enter a name
Enter a clear name, e.g. SumUp or Card payment.
7
Save
Add and save. The payment type is then available at Shopify POS checkout.