The change of e-mail is only allowed every 30 days after the first change. We recommend that you use this feature if it is really necessary.
1 - Access your profile and click on the Change E-mail button
2 - Choose the new email, enter your current password and the 2-factor code (if enabled). Then, click the Submit button to receive a verification code in your current email.
3 - After filling out the form, click on the Change E-mail button. You will receive a link in your new email to confirm the email change.