How do I add a phone number to the my.daopay account?

Click on “My Account”/”Manage Phone Numbers” and choose “Add new Phone Number”.
Pick your country and enter your phone number without the country code and click “Continue”.
Check the shown number again. For mobile phones you can pick call and SMS options to verify the number, for landlines only the call option.
Follow the shown steps on the screen. After a successful registration of your phone number, the phone number will show in the list.