You can change your email anytime from your Profile page. To access your Profile page, click on your account logo in the bottom left of your screen and select Settings.
From here, click Edit next to your email, enter your new email address and your password to confirm, then save the changes.
If your current email is Google Authenticated, this will need to be disabled before you can change your email, reach out to us at support@frame.io or chat to us through the question mark icon on the bottom left of your screen, and we can do this for you.