The most important thing is just the QR code. In addition, it should be noted that the cash application card always receives a unique QR code with the delivery of a new cash card. This cash card activation method only applies to phones. If you want to activate a cash card on your PC, you cannot scan a QR code. To activate the card in the Cash Application, you can use the card details. Find out more info on How to Activate Cash App Card on our website.