First of all we have asked users (both sellers and customers, whose using patterns are different) what functionalities of Payment Terminals of different suppliers, they have been encountering issues with.
Below are some of the most recently repeated answers:
Then we came up with several UX (User Experience) suggestions to make an ulitimately good experience — for both sellers and customers.
The graph below is showing which suggestions the Users agreed with:
We have also came up with an unusual idea of using Animated EMOJIS just after transaction is done 😁.
To quickly validate the idea — we have rapidly put a clickable prototype to live, to see what the Users would think of it. Then we asked: "Do you think that an emoji screen with a goodbye, friendly note could possibly improve the overall Experience?"
Finally we've managed to tailor the UI layout that responds to the Users needs
Then we have created 3 main UI styles for the Client to choose from:
Based on the first option, that the Client has chosen, we have given 6 viral colour variations to pick the final style from 🤩
Here's a snapshot of how the FINAL-FINAL Sales' and Main Menu's FLOW look like:
And here's how the Final Prototype is presenting: