Snapchat Support Managing My Account Email and Mobile Number Why do I need to add contact details to my Snapchat account? Enrolling a verified email address, phone number, or both helps you stay informed and in control of your Snapchat account. Learn more about staying safe on Snapchat. Related articles How do I deactivate or delete my Snapchat account? How do I stay safe on Snapchat? How do I change or verify my mobile number on Snapchat? I can't verify my email or mobile number How do I reactivate my Snapchat account?