On Cash App, it is required for users to activate the cash card. Similar to any other debit or credit card, Cash App users can get the cash card. However, to utilize this card, it is mandatory to complete the Cash App card activation process. The card activation process is not very complicated. It can be done with the help of a few easy steps. There are too many straightforward ways to activate a Cash App card—the card activation with QR code and without it. Users can also do it by calling the Cash App phone number.