You can change your email or any other personal details in your account quickly as follows:

1. Login to your account here - https://www.troohealthcare.com/signin.aspx?

2. Click on your name at the top of the screen. If on mobile site it will be the outline of a person: 

3. Click on the '+' sign next to 'Account Information'

4. Make any changes you need to to your personal details and click 'Update Account' button.