Nokia E72 Nokia E72 User Guide in US English / Spanish - Page 129
Application manager, Install applications, Bluetooth connectivity. You can use Nokia Application - software versions
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Warning: If you install a software update, you cannot use the device, even to make emergency calls, until the installation is completed and the device is restarted. Be sure to back up data before accepting installation of an update. Application manager With Application manager, you can see the software packages installed in your device. You can view details of installed applications, remove applications, and define installation settings. You can install two types of applications and software to your device: • J2ME applications based on Java technology with the extension .jad or .jar • Other applications and software suitable for the Symbian operating system with the extension .sis or .sisx Only install software that is compatible with your device. Install applications You can transfer installation files to your device from a compatible computer, download them during browsing, or receive them in a multimedia message, as an e-mail attachment, or using other connectivity methods, such as Bluetooth connectivity. You can use Nokia Application Installer in Nokia PC Suite to install an application to your device. Select Menu > Ctrl. panel > App. mgr.. Icons in Application manager indicate the following: SIS or SISX application Java application widgets Important: Only install and use applications and other software from trusted sources, such as applications that are Symbian Signed or have passed the Java Verified™ testing. Before installation, note the following: • To view the application type, version number, and the supplier or manufacturer of the application, select Options > 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 an existing application, you can only restore the original application if you have the original installation file or a full backup copy of the removed software package. To restore the original application, remove the application, and install the application again from the original installation file or the backup copy. The JAR file is required for installing Java applications. If it is missing, the device may ask you to download it. 129 Security and data management