Help and tipsGet the most out of your phone while getting thebattery life you need.If you want to save battery power, you can:• Switch battery saver mode on• Close data connections, such as Bluetooth orwireless networks, when you're not using them• Set your phone to check for new mail or otherfeeds less frequently• Lower the screen brightness, and set the screento switch off after a shorter time• Mute unnecessary sounds, such as key tonesIf your phone freezesIf your phone isn't responding, press and hold thepower key for about 10 seconds. The phonevibrates and restarts. You can also take thebattery out for a few seconds. Put the batteryback in, and switch your phone on again. Nocontent, such as contacts or messages, isdeleted. If this doesn’t help, visitwww.nokia.com/support.14