If you are not able to create an account on the cash app then first open the cash app sign up page and then enter the details which have been asked then after that follow the on-screen directions. If after doing this you are not able to create an account then just avail of cash app customer service by giving a ring at 1-833-554-7444 at any time. https://www.supportforhelp.net/cash-app-customer-service-phone-number