Cash App gives users a VISA debit card that allows users to use the cash app balance to same purchases at retailers that accept VISA or take money out of an ATM. Cash App is one app that can cater to all your needs. It allows users to send or receive money without whipping out their wallets or going to an ATM. This card is linked directly to your cash app account, so the money is debited from your cash app account and not from your bank account. This makes square’s card separate from the debit card connected to your cash app. So how to activate your Cash App?

To activate cash app card via phone, below mentioned are steps that you need to take: 

1.Open the Cash App 
2.Click on the Cash Card tab
3.Select your Cash Card
4.Now choose the option of Activate Cash Card on Ok for permission to use your camera
5.Align the camera with the QR code to activate your card and read to use. 

For more info:-

https://www.abidapps.com/how-to-activate-cash-app-card/