The Genius MX915 and MX925 Countertop devices do not support Zero Dollar Authorizations on contactless EMV Discover cards.
Articles tagged: discover
How do I change the card types I can accept on my terminal?
You can add or remove the following card types:
- PIN debit
- EBT
- Voyager
- WEX
- American Express
- Discover
To add or remove any of these card types, contact our Customer Support team.