You have to sign into analytics.datamattic.com to change your password. Once you are into GENIUS (analytics.datamattic.com), click your name that is displayed on the top left (pointed in red in the image). This will take you to a user profile page. Use the “Edit” tab to change your password.
STEP 1: CLICK THE USER NAME
STEP 2: GO TO EDIT TAB
STEP 3: ENTER NEW PASSWORD AND CLICK SUBMIT