Nokia Lumia 900

Page 29
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When flight mode is switched on, you can still connect to a Wi-Fi network to, for
example, 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 cause
interference or danger. Remember to comply with any applicable safety
requirements.
Increase battery life
If it seems you're always looking for a charger, there are steps you can take to reduce
the power consumption of your phone. The key is to find the balance between getting
the 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 time
Select   >   and 
lock+wallpaper
 > 
Screen times out after
.
Close the camera
After you've finished taking photos, press  .
Use a dark theme
Select   >   and 
theme
 > 
Background
 > 
Dark
.
Lower the screen brightness
Select   >   and 
brightness
, switch 
Automatically adjust
 to 
Off
, and select
the desired level.
Use network connections selectively
•
If you're listening to music or otherwise using your phone, but don't want to make
or receive calls, switch flight mode on.
•
Set your phone to check for new mail less frequently.
•
Switch Bluetooth on only when needed.
•
Use a Wi-Fi connection to connect to the internet, rather than a mobile data
connection.
Basics
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