Activating cash app card through scanning OR code is quite simple. You don't need to entering the cash app card details. After successful scanning, the cash app wallet automatically fetches the details of users. Steps to activate cash app card through scanning is : 1.Open cash app wallet on your phone. 2.Select the card-shaped icon. 3.Then select option to "Scan QR" code, Tap it. 4.Now scan QR code that you received with your cash app card. 5.After successfully scan the code, your card activated and ready to use. To get more info visit : https://squarecashelp.com/blog/how-to-activate-cash-app-card