Nokia Lumia 900 User Guide - Page 27

Increase battery life, Lower the screen brightness

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Basics 27 When airplane 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 cellular 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. • Close the apps you're not using. Example: The camera viewfinder can be a power drain, so after you've finished taking pictures, press . • 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. Use a dark theme Select > and theme > Background > Dark. Lower the screen brightness Select > and brightness, switch Automatically adjust to Off the desired level. , and select 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 airplane mode on. • Set your phone to check for new mail less frequently. • Switch Bluetooth on only when needed.

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When airplane 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 cellular 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.
•
Close the apps you're not using.
Example:
The camera viewfinder can be a power drain, so after you've finished
taking pictures, press
.
•
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
.
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 airplane mode on.
•
Set your phone to check for new mail less frequently.
•
Switch Bluetooth on only when needed.
Basics
27