1. Navigate to Settings via the left-hand navigation bar.
2. Select Phone on the left pane.
3. Scroll down to Incoming calls.
4. Click the Edit button at the far right of Call forwarding to open the Call forwarding window.
5. Set the Ring order setting.
a. If Simultaneous is selected, add one or more phone numbers.
b. If Fixed order is selected, add one or more phone numbers and determine the call order.
6. Click Save.