* Use the synchronisation software on your computer to install the latest updates for your BlackBerry Q10.
* Connect your BlackBerry Q10 to a computer with a USB cable and continue with the following steps.
* *Note:* It is not possible to revert to an older version of your device's software once you have completed an update.
* Go to the Start screen.
* Scroll to the right.
* Scroll down.
* Choose *Software Updates*.
* The BlackBerry Q10 is now searching for software updates.
* If this screen appears, the BlackBerry Q10 already has the latest version.
* If this screen is not displayed, an update is available. To install the software update, follow the on-screen instructions.
* Return to the Start screen.
* The BlackBerry Q10 now has the latest software update.