information about data transmissioncharges.Make sure that the device battery hasenough power, or connect the chargerbefore starting the update.Warning:If you install a software update, youcannot use the device, even to makeemergency calls, until the installation iscompleted and the device is restarted. Besure to back up data before acceptinginstallation of an update.Software update settingsThis option may not be available,depending on your phone.To allow or disallow software andconfiguration updates, select Menu >Settings > Configuration > Devicemanager sett. > Serv. softw. updates.Request a software update1 Select Menu > Settings > Phone >Phone updates to request availablesoftware updates from your serviceprovider.2 Select Current softw. details todisplay the current software versionand check whether an update isneeded.3 Select Downl. phone softw. todownload and install a softwareupdate. Follow the instructions on thedisplay.4 If the installation was cancelled afterthe download, select Install softw.update to start the installation.The software update may take severalminutes. If there are problems with theinstallation, contact your service provider.Configuration setting serviceTo use some of the network services, suchas mobile internet services, themultimedia messaging service (MMS),Nokia Xpress audio messaging, or remoteinternet server synchronisation, yourphone needs the correct configurationsettings. For more information onavailability, contact your service provideror the nearest authorised Nokia dealer, orsee the support pages on the Nokiawebsite. See "Nokia support", p. 34.When you have received the settings as aconfiguration message and the settingsare not automatically saved and activated,Configuration settings received isdisplayed.To save the settings, select Show >Save. If required, enter the PIN codesupplied by the service provider.Restore factory settingsTo restore the phone back to factoryconditions, select Menu > Settings >Rest. factory sett. and from thefollowing:Restore settings only ā Reset allpreference settings without deleting anypersonal data.Restore all ā Reset all preferencesettings and delete all personal data, suchas contacts, messages, media files, andactivation keys.36 Support and phone software updates