If you are logged out of your account and can't remember your password, you will need to choose "Sign In". Once you are redirected to the home screen, next to the "Create Account" button, you will see the button to retrieve your password.
To make a password change from your account, you will need to click on the Account Icon on the top right and select the one you wish to change. Then you will need to click "Send Link".
Remember that sometimes the email may land in the "Junk" or "Spam" folder. Follow the steps in the email to change your password and that's it, you've changed your password.