Log in to the Sinch Build Dashboard and select the User Profile icon from the top menu. The Settings menu is displayed:
Click Manage my Sinch ID.
You will be redirected to the Sinch ID site:
To change your Password, click Change password. An email will be sent to your registered email address with instructions for how to reset your password.
Sinch has a new single sign-on login experience that will allow you to seamlessly login to any existing Sinch services that you may use - Learn more about Sinch ID.