If you have issues with your Qapital Visa® Debit Card, you can call the phone number on the back of the card for additional help. Otherwise, the fastest way to reach Qapital regarding issues is through their in-app message support. You can either email them at support@qapital.com or message them directly in-app. For in-app messaging, open the ‘Profile’ tab in the app, select the 'Support' banner and then tap ‘Contact us.’