Learn how to update your contact information on your XBox 360 in simple steps. First to update your information through the XBox website go to My XBox and select 'Manage profile'. Now click 'Contact information' and update you information and details. To do it from your XBox 360 console go to My XBox and select 'Manage account'. Now click on 'Contact information' and then update your details. Do not give fake details because if you are selected for any offers you cannot be contacted.