It is simple and straightforward to change your email address in the App.
How to change your email address:
Just click on Profile in the lower right-hand corner of the interface
Now, click on Security to view the different options
Click on Update (next to the email address displayed) in order to change the email address
Provide the new email address and confirm the input by clicking on Continue
Now, a verification code is sent to the new email address.
Please enter the code to confirm the new address.
An in-App notification will confirm the change - the new email address is now displayed in the Security interface of the App
Important: you also receive a notification to your old email address about the change.