You can change your password right from your account. You only need to confirm your current password and type in the new one.

Once you are logged into your KIXY account, click on your name on the top right section of the page and select "Settings"

You will be able to see a "Change" button next to your password.

To enter the new password you will need to confirm your existing password again.

Make sure you save the new password by clicking on the "Save Changes" button.