You can update both your email address and password by heading to your personal settings and following these steps.
Hit the account icon in the top right-hand corner of your dashboard and navigate to your personal settings, as highlighted below.
On your personal settings page you'll see the option to update your email address and name - simply update the necessary details and press save.
If you have any trouble updating this information, please feel free to get in touch with the support team and someone will be happy to assist.