In the Payment Portal (https://portal.xpay.cards) under the tab "Settings", you can adjust your personal data such as address, cell phone number or email address at any time. In addition, you can also change your password and / or your security question. If you can no longer log in and you no longer have access to the stored cell phone number or email address, please contact us at Customer Care. Please use the contact form under https://kartenprogramm.xpay.cards/de/contact. If you would like to change your email address, please send us a picture of your ID card (front and back). Please use the contact form under https://loverscard-faq.xpay.cards/hc/en-gb/requests/new. If you want to change your cell phone number, please call us from the new cell phone number and have the answer to the security question ready. We will check your documents and, if necessary, identify you by phone to be able to make the changes.