To navigate to settings, click the in the upper right hand corner.
Click on the Account tab to change a user's password. Click submit to save any changes.
API: Users can also generate an API Key from here.
Profile will show the users email address, Name, and Organization. Email address and Name both can be edited. Click submit to save any changes made.
Organization is where admin will set up new users and cross organizational sharing policies. See the Organization Article for more details.
Admin will have access to billing. Billing will need to be setup to pay for an organizations data usage. See the Billing article for more details.