Upgrade software on your cell phone is needed, the process of improving the software version to the latest version will be needed when you want to install new applications to the cell phone and most importantly eliminates a number of complaints in the latest version. The problem is, this process has a level of difficulty and high risk. If a wrong step, could be your personal data will be lost or cell phone can not be in use again. That need to be prepared:
1. BlackBerry Desktop Manager. Download in http://na.blackberry.com/eng/services/desktop/.
2. Download Software Handheld right. For BlackBerry users can download in Indonesia http://na.blackberry.com/eng/support/downloads/download_sites.jsp. select service from your cell phone