Select Settings and Installations. Select Settings and Installations.
You can view details of installed applications, remove applications, and define installation settings.
You can install the following types of applications:
Java™ ME applications that have the .jad or .jar file extension
Applications, compatible with the Symbian operating system, that have the .sis or .sisx file extension
Widgets that have the .wgz file extension
Only install applications that are compatible with your phone.