Nokia 5800 User Guide - Page 92

Other applications 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. If there is no access point defined for the application, you are asked to select one. To install an application, do the following: 1. To locate an installation file, select Menu > Settings and Application mgr.. Alternatively, search installation files using File manager, or select Messaging > Inbox, and open a message that contains an installation file. 2. In Application manager, select Options > Install. In other applications, select the installation file to start the installation. During installation, the device shows information about the progress of the installation. If you install an application without a digital signature or certification, the device displays a warning. Continue installation only if you are sure of the origin and contents of the application. To start an installed application, locate the application in the menu, and select the application. If the application does not have a default folder defined, it is installed in the Installed apps. folder in the main menu. To see which software packages are installed or removed and when, select Options > View log. Important: Your device can only support one antivirus application. Having more than one application with antivirus functionality could affect performance and operation or cause the device to stop functioning. After you install applications to a compatible memory card, installation files (.sis, .sisx) remain in the device memory. The files may use large amounts of memory and prevent you from storing other files. To maintain sufficient memory, use Nokia Ovi Suite to back up installation files to a compatible PC, then use the file manager to remove the installation files from the device memory. If the .sis file is a message attachment, delete the message from the Messaging inbox. Remove applications Select Menu > Settings and Application mgr.. To remove a software package, select Installed apps. > Options > Uninstall. Select Yes to confirm. If you remove software, you can only reinstall it if you have the original software package or a full backup of the removed software package. If you remove a software package, you may no longer be able to open documents created with that software. If another software package depends on the software package that you removed, the other software package may stop working. Refer to the documentation of the installed software package for details. 92 © 2009 Nokia. All rights reserved.