How Do I Fix My Cash App Failed For My Protection? If you want the solution to this issue then call the techies. Users of the cash app will get all sorts of assistance help from the cash app customer support service. Get in touch with the cash app support team any time of the day so that you can get the answers. Techies of cash app will surely help you to understand more about failed payments. Also, techies help in analyzing the problem and providing a rectification solution to the cash app issue.