Hay this Is Cash app customer care, Cash App provide professional service within the industry and also offer free technical support to people who are facing technical issues. How to Add Money to Cash App Card, first open the Cash App on your mobile device. Then, tap on the "My Cash" tab and select "Add Cash." Enter the amount of money you want to add and confirm the transaction. You can add money using your linked bank account or debit card. You can add money by receiving a direct deposit or transferring money from another Cash App user. Finally, make sure to double-check that the funds have been successfully added to your Cash App card balance.