What is BlackBerry Device Software?
Did you know your BlackBerry® smartphone includes sophisticated software right on the device? It provides you with intuitive icons and layout, full-featured applications and advanced functionality that help you stay on top of your day from just about anywhere.
Introducing BlackBerry Device Software v4.5
Do more with the BlackBerry smartphone you already own. BlackBerry® Device Software v4.5 offers new features and is a free update that can help you unlock a whole new appreciation for your BlackBerry smartphone.