Nokia 9290 Nokia 9290 Communicator User Guide - Page 54

36 Getting started You can download or transfer a software package containing the files of the application into the communicator. Then you can install the application. Software can also be installed from a memory card. A software package is usually one large compressed file containing many component files. Tip: You can also start the installation by browsing for the installation package in communicator memory or memory card with File manager, selecting it, and pressing the Enter key. IMPORTANT: When downloading or transferring software packages into the communicator, use only packages whose file names end '.sis'. An example of a suitable file name is 'MediaPlayer.sis'. To start the installation, press Install new on the Installed software page. Browse for the software package you want to install, and press OK. The installation process begins. WARNING: Only install software from sources that offer adequate protection against viruses and other harmful software. To help you, the software installation system on the Nokia 9290 Communicator uses digital signatures and certificates on software packages. See page 35. If you are installing software without a digital signature or a certificate, the communicator warns you of the risks of installing software, as shown in Figure 13. Tip: If you have installed PC Suite for Nokia 9290 Communicator on your PC and the communicator is connected to your PC, you can also install software by double-clicking a file ending with .sis stored on your PC. Figure 13