Nokia 603 - About phone software and app updates

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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.

Phone management 109

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It is recommended that you back up your personal data before updating your phone



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.

Make sure that the device battery has enough power, or connect the charger before

starting the update.

After the update, the instructions in the user guide may no longer be up to date. You

may find the updated user guide at