To add new contacts:
- On the home screen tap Contacts > Menu > New contact
- Select the account to save the contact to, then type the contact name and details.
- When you’re finished, tap Done.
More info about contacts can be found on page 18 & 19 of the user manual.
If you don't have a copy of the user manual, you can download it from the Motorola Milestone XT720 product page.