In order to add a new contact please click the box of dots in the upper right corner. Once you click that a menu option should appear. Scroll down a few clicks until you see contacts and it will take you to a new browser for contacts. Once you are on the new contact page you can add a contact by clicking the create a new contact button. Even can check your company's directory and find who you want to add by name search and click the add to contacts option at the end of their name.