If your Cash App card has suddenly stopped working, you may be wondering how to reactivate it. While reactivating it will fix the problem temporarily, it won't solve the problem permanently. This happens because the Cash App card might be damaged or even locked. The good news is that you can unlock locked Cash App cards with just a few simple steps. Here are the steps to unlock locked Cash App cards. You can now use your Cash App card to make purchases. To activate Cash App card, you can scan the QR code or use the card details without scanning the code. There are two ways to do this, and we will talk about both here. Tap the card icon on the home screen. Then, you can click the image of the cash card. However, before you can scan the card, you need to allow the Cash App to access your camera. To activate your Cash App card without scanning the QR code, follow the below steps.