Use your phone in flight modeIn places where you don't want to make or receive calls, you may still access yourmusic, videos, and offline games if you switch flight mode on.Select > , then switch flight mode to On .When flight mode is switched on, your connection to the mobile network is closed. Allradio frequency signals between the phone and the mobile network are prevented.When flight mode is switched on, you can still connect to a Wi-Fi network to, forexample, read your mail or browse the internet. You can also use Bluetooth.Switch the phone off when mobile phone use is not allowed or when it may causeinterference or danger. Remember to comply with any applicable safetyrequirements.Increase battery lifeIf it seems you're always looking for a charger, there are steps you can take to reducethe power consumption of your phone. The key is to find the balance between gettingthe most out of your phone while getting the battery life you need.• Always charge the battery fully.• Switch battery saver mode on.Tip: To check the battery status, and switch battery saver mode on, select >and battery saver.Save battery with sound and screen options• Mute unnecessary sounds, such as key press sounds.• Use wired headphones, rather than the loudspeaker.Set the phone screen to switch off after a short timeSelect > and lock+wallpaper > Screen times out after.Close the cameraAfter you've finished taking photos, press .Use a dark themeSelect > and theme > Background > Dark.Lower the screen brightnessSelect > and brightness, switch Automatically adjust to Off , and selectthe desired level.Basics 29