Welcome to ConnectED, your online access to McGraw-Hill teaching and learning resources! This Guide provides quick-start instructions for Master Code Holders. To get started you need your ConnectED username and password. NOTE: You should have received a Welcome email from McGraw-Hill providing your username and a temporary password. If you did not receive this email, please call McGraw-Hill Online Implementation at (800) 598-4077 or email at firstname.lastname@example.org.