1. By clicking your account's avatar in the client's bottom right corner, access User Settings. On your phone, you might need to swipe right to reveal the bottom navigation bar.
2. Decide on My Account.
3. Select Email from the menu.
4. To add a new email address to your account, follow the instructions and click the Save button.
5. Make sure to look for a verification email in the inbox of your corrected email address.