To add your Dave debit card to your digital wallet, navigate to Dave Checking, then tap View debit card, then tap Add to Apple Wallet/Google Wallet.
You can also make your Dave debit card your default card in your Apple Wallet or Google Wallet. To do so, follow the instructions below based on the device type you are using.
For iOS: Go to Settings > Wallet & Apple Pay, tap "Default Card," and select the Dave debit Card
For Android devices: Open the Google Wallet app > Swipe from the right edge to locate the card you want to use > Tap the card and select "Details" > Tap "Make default for tap to pay"