Silent mode is switched on. If you have set your phone to vibrate, vibrate mode is switched oninstead of silent mode.2. If you want to set your phone to vibrate, on the start screen, swipe left, tap Settings > ringtones+sounds, and switch Vibrate to On .Extend battery lifeFind the balance between getting the most out of your phone while getting the battery life you need.There are steps you can take to save power on your phone.• Always charge the battery fully.• Mute unnecessary sounds, such as key press sounds.• Use wired headphones, rather than the speakerphone.• The camera viewfinder can be a power drain, so after you've finished taking photos, press .Tip: You can set your phone to automatically save power when the battery charge level is low.To check the battery status, and switch battery saver mode on, on the start screen, swipe left,and tap Settings > battery saver.When your phone goes into battery saver mode, you may not be able to change the settings of allapps.To save power, you can also do the following:Set the phone screen to switch off aftera short timeOn the start screen, swipe left, and tap Settings > lock+wallpaper > Screen times out after.Use a dark theme On the start screen, swipe left, tap Settings > theme,and under Background, tap Dark.Lower the screen brightness On the start screen, swipe left, and tap Settings >brightness. Switch Automatically adjust to Off , andselect the level you want.Use network connections selectively: • Set your phone to check for new mail less frequently.© 2013 Nokia. All rights reserved. 21