Email, Messaging, & Video Calls Email How to Add a Sender to OS X Mail Contacts Quickly Share Pin Email Print PeopleImages / Getty Images Email Yahoo! Mail Gmail By Heinz Tschabitscher Writer A former freelance contributor who has reviewed hundreds of email programs and services since 1997. our editorial process Heinz Tschabitscher Updated December 10, 2018 You can set up an easy keyboard shortcut for adding people to your address book. It's a good habit to add just about everyone who sends you an email to your address book. Who knows what once it could be good for, right? Mac OS X Mail helps with this obsession as it offers a handy shortcut that lets you add any sender to the address book quickly. Add a Sender to the Mac OS X Mail Address Book Open a message from the sender you wish to add.Press Command+Shift+Y.If the keyboard shortcut is not working, see below for adding it.You can also select Message > Add Sender to Contacts from the menu. This adds the sender's email address (together with her name, if one appears in the From: line) to the address book without asking any questions. If you want to edit the newly added contact (to assign a picture to it, for example), open Contacts separately. Keyboard Shortcut for Adding Senders in OS X Mail To set up a keyboard shortcut for adding senders to the address book in OS X Mail: Select Apple > System Preferences… Open the Keyboard section. Go to the Shortcuts tab.Select App Shortcuts.Click +.Make sure Mail is selected under Application:.Type “Add Sender to Contacts” under Menu Title.Click on the Keyboard Shortcut field.Press Command+Shift+Y.Click Add.