Icons in Application manager indicate the following:SIS or SISX applicationJava applicationwidgetsapplication installed in the mass memoryImportant: Only install and use applications and other software from trustedsources, such as applications that are Symbian Signed or have passed the JavaVerified testing.Before installation, note the following:• To view the application type, version number, and the supplier or manufacturerof the application, select Options > View details.To view the security certificate details of the application, select Details: >Certificates: > View details. Control the use of digital certificates in Certificatemanagement.• 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 installationfile or a full backup copy of the removed software package. To restore theoriginal application, remove the application, and install the application againfrom the original installation file or the backup copy.The JAR file is required for installing Java applications. If it is missing, the devicemay ask you to download it. If there is no access point defined for theapplication, you are asked to select one.To install an application, do the following:172 Other applications© 2009 Nokia. All rights reserved.172