For security reasons, you can only change your email when you are logged in to the website. Follow this step by step:

1 - Click on the "Login" icon and access with your email and password.

2 - Click on the icon next to the MY PHOTOS option and then select the "Edit Profile" option from the list.

3 - In the email field, make the change then click "continue".

That's it, your email will be updated successfully!