Y O U R P E R S O N A L S E T T I N G S20310C H A P T E RChanging default applicationsSometimes one application looks foranother application to handle information(for example, a mail application might opena browser when you select a link in anemail message). Your Treo 680 comes witha set of predefined applications to handleemail, messaging, and browser requestsfrom other applications. If you have morethan one application to handle theserequests on your Treo 680, you can specifywhich application you want to use for eachfunction.1 Press Applications and selectPrefs .2 Select Default Apps.3 Select each pick list and select theapplication you want to associate withthat function.4 Select Done.Locking your Treo andinfoYour Treo includes several features toprotect your Treo 680 from inadvertent useand keep your information private. You canlock any of the following features on yourTreo 680:Keyboard (Keyguard): You can use theKeyguard feature to disable the keyboardand all buttons to prevent accidentalpresses in your bag or pocket.Screen: You can disable the screen’stouch-sensitive feature during an active callor call alert.Phone (Phone Lock): You can set yourphone to require a password to make calls.The built-in security software lets youmake emergency calls even if your phoneis locked.