1. After you have logged in and went to “Tools” and “Options”, go back to “Call Handling Mode” for any of the 4 choices. From there, check the box “Enable calling additional phones”. This will allow you to have multiple phones ring at the same time.

  2. Next, click on “Additional Phones”. Here, you can enter 2 phone numbers for the caller to reach simultaneously. Make sure you hit “Apply”, then “OK”.