Unfortunately, linking a bank account is just one feature that doesn't fully work in the app yet. In addition, to add a bank via PayPal to Cash App acceptance application, follow these steps: Open the PayPal application. Sign in to your PayPal account. As a result, click on "Settings", the wheel icon in the upper right corner of the application. Select "Bank Accounts and Credit Cards". Tap the + icon. Select "Bank Account". On the other hand, you must need to "Visit Our Website" for more help.