RingFree uses JavaScript extensively both in registration and in the dialer. If JavaScript is disabled, registration will fail.

To enable JavaScript on your iPhone:

1. Go to the Home screen by pressing the Home button or by unlocking your phone.
2. Press the settings button.
   
3. Select Safari from the Settings menu.
   
4. Turn on JavaScript by touching the JavaScript toggle.
   
5. Press the Home button to return the the iPhone home screen.
6. Select the Safari icon to return to Safari.

If JavaScript is enabled, the dialer registration and login will not generate an enable JavaScript warning.