About phone software and app updates
Stay in step with the beat – update your phone software and apps to get new and
enhanced features for your phone. Updating the software may also improve your
phone performance.
It is recommended that you back up your personal data before updating your phone
software.
104 Phone management
Warning:
If you install a software update, you cannot use the device, even to make emergency
calls, until the installation is completed and the device is restarted.
Using services or downloading content may cause transfer of large amounts of data,
which may result in data traffic costs.
Before starting the update, connect a charger or make sure the device battery has
enough power.
After the update, the instructions in the user guide may no longer be up to date. You
may find the updated user guide at www.nokia.com/support.