device, see the Nokia website or use the Download!application.To set the speaking voice, select Voice. The voice is language-dependent.To set the speaking rate, select Speed.To set the speaking volume, select Volume.To listen to a voice, open the voice tab, select the voice andOptions > Play voice.Restore original settingsTo restore the original device settings, select >Settings > Settings and General > Factory settings. Todo this, you need your device lock code. After resetting, thedevice may take a longer time to switch on. Documents,contact information, calendar entries, and files areunaffected.17. Data managementInstall or remove applicationsInstall applicationsSelect > Applications > App. mgr..You can transfer installation files to your device from acompatible computer, download them during browsing, orreceive them in a multimedia message, as an e-mailattachment, or using other connectivity methods, such asBluetooth connectivity. You can use Nokia ApplicationInstaller in Nokia Ovi Suite to install an application to yourdevice.Icons in Application manager indicate the following:SIS or SISX applicationJava™ applicationwidgetsImportant: Only install and use applications and othersoftware from trusted sources, such as applications that areSymbian Signed or have passed the Java Verified testing.Before installation, note the following:● To view the application type, version number, and thesupplier or manufacturer of the application, selectOptions > View details.To display the security certificate details of the application,in Details:, scroll to Certificates:, and select View details.● If you install a file that contains an update or repair to anexisting application, you can only restore the originalapplication if you have the original installation file or a fullbackup copy of the removed software package. To restorethe original application, remove the application, andinstall the application again from the original installationfile or the backup copy.© 2009 Nokia. All rights reserved.52