Since you gain access to Upteamist via an invitation, changing the email associated with your account is not possible for logged-in users. However, you can always contact your Upteamist administrator to create a new invitation for your preferred email account.
Other information such as first name, last name, phone number, and profile picture can be updated by editing your profile.
To edit your profile, click on the profile icon in the top right corner of the navigation.
On the Profile page, update the information as needed.