If you wish to change the Email ID of your account, do follow the below mentioned steps:
1. Login to your account for which you want to change the email id
2. In the top right corner, click the profile icon and select Profile & Settings
3. On this profile Information page, you will see the email text box, change the email id and save it.
4 An email will be triggered to your newly updated email id, asking you to activate your account.
5. Once the activate link is clicked, your email id is updated. Please log out from the old account and login to your new account using the new email id and same old password.