The "Settings" tab located at the top right corner of the site in the menu or directly from the settings icon from your mobile allows you to manage your entire account, your contact email and password, manage your privacy (your filters, your activity, access to your private albums) your nicknames ignored from the "blocking" section, your email alerts, your subscription and all the data that can be managed in your account.

In the general menu click "manage" on your email, you will then have to enter your new address and enter the confirmation code that will be sent to you.

Web version : 

Mobile version :