Hello how may I help you? I need to edit one of my contacts Of course. Which contact would you like to edit? Tony Stark Tony Stark. What would you like to add or change? Add a second phone number please You have a mobile phone number for that contact already. Is the new phone number a replacement for the old one or an additional number? An additional number 867-5309 Alright. A second number has been added to contact Tony Stark, 867-5309. okay thanks You are very welcome.