1. Start by navigating to the settings page.

2. From settings, locate and select the 'Phone Numbers' option.

3. Now, add a Twilio phone number.

4. After adding a Twilio phone number. Proceed to the 'My Staff' section.

5. In the staff menu, find and click the edit button.

6. Go to 'Call & Voicemail Settings' to adjust relevant preferences.

7. Finally, select the new phone number from the dropdown presented.
