You can set the CVV2 field to be required only for credit card payment methods and not required for other payment methods, such as checks (Cart32 Version 6.0 and above).
- Go to the Cart32 web admin.
- On the Cart Settings tab, select the Payment Information tab.
- Highlight the CVV2 field located in the scroll box list of payment field names.
- Set Show to “Yes”.
- Set Required to “No”.
- Set Validation to “Not Blank”.
- Click Save.