Y ou can easily activate the Cash App card via phone ; for this, you must have the application on your mobile device. This is the most basic requirement. After this, you need to take a few steps for cash app/activate . Open the Cash App on your click on the Cash Card icon. Select the option of Activate Cash App card Now click on the QR code Align the mobile camera with the QR code to scan it Once it is successfully scanned, your Cash App card will be scanned successfully. do you have to activate a cash app card | how to activate my cash app card | how to scan cash app card to activate? | cash app activate card number | do i need to activate my cash app card | cash app/activate | how do i activate my cash app card without the app?