The fastest way to change your password is to login to your account.
1) Sign into your account from here (http://panel.surveygoo.com). Click on the Sign in button
2) Scroll down the page, and click on the Change Password button (see "sign in" image below).
3) Type in your old, new password and click save. (see "update password" image below)
If you have any problems, please contact an agent.