Step 1: Open your Cash App and log in to your account Step 2: From the homepage of the Cash App, tap on your profile icon, present in the top right corner. Step 3: Now, scroll down a bit in the Cash App menu, and select the option "Personal" from the drop-down menu. Step 4: In the next menu, Cash App will ask you to provide your personal details such as your name, Date of Birth, social security number, address, etc.