Getting familiar with your computer20English Launch keysLocated at the top of the keyboard are four buttons. These buttonsare called launch keys. They are designated as key 1,key 2,key 3 andkey 4. By default, key 1 is used to launch the email application and key2 is used to launch the Internet browser. Keys 3 and 4 start the LaunchManager application. All four launch keys can be set by the user. Toset the launch keys, run the Acer Launch Manager.Launch key Default applicationEmail Launches your email application.Web browser Launches your Internet browser.P1 User-programmableP2 User-programmable