Nokia Lumia 640 User Guide - Page 43

Battery Saver, flight mode

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Stop apps from running in the background • Close the apps you are not using. To close most of the apps, tap and hold the back key , and tap on the apps you want to close. • Some apps may run in the background unnecessarily. Tap Battery Saver, and swipe to usage. Tap the app you want, and stop it from running in the background. Use location services selectively If you want to keep location services switched on, but don't want to use check-in services, on the start screen, tap People > > settings, and switch Use my location to Off . Use network connections selectively • • • • • • Set your phone to check for new mail less frequently, or even by request only. In every mailbox you have, tap > settings > sync settings, and select how often to sync. Switch Bluetooth on only when needed. Turn NFC on only when needed. To switch the NFC feature off, on the start screen, swipe down from the top of the screen, tap ALL SETTINGS > NFC, and switch Tap to share to Off . NFC is not supported by all phones. For availability, go to www.microsoft.com/mobile/support/ wpfeatures. Use a Wi-Fi connection to connect to the internet, rather than a mobile data connection. Stop your phone scanning for available wireless networks. On the start screen, swipe down from the top of the screen, tap ALL SETTINGS > WiFi, and switch WiFi networking to Off . If you're listening to music or otherwise using your phone, but don't want to make or receive calls, switch flight mode on. On the start screen, swipe down from the top of the screen, tap ALL SETTINGS > flight mode, and switch Status to On . Check battery use To check which apps have been eating up your battery life, tap to usage. Battery Saver, and swipe © 2015 Microsoft Mobile. All rights reserved. 43

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Stop apps from running in the
background
•
Close the apps you are not using. To close most
of the apps, tap and hold the back key
, and
tap
on the apps you want to close.
•
Some apps may run in the background
unnecessarily. Tap
Battery Saver
, and swipe
to
usage
. Tap the app you want, and stop it from
running in the background.
Use location services selectively
If you want to keep location services switched on,
but don't want to use check-in services, on the start
screen, tap
People
>
>
settings
, and switch
Use my location
to
Off
.
Use network connections selectively
•
Set your phone to check for new mail less
frequently, or even by request only. In every
mailbox you have, tap
>
settings
>
sync
settings
, and select how often to sync.
•
Switch Bluetooth on only when needed.
•
Turn NFC on only when needed. To switch the
NFC feature off, on the start screen, swipe down
from the top of the screen, tap
ALL SETTINGS
>
NFC
, and switch
Tap to share
to
Off
. NFC
is not supported by all phones. For availability, go
to
www.microsoft.com/mobile/support/
wpfeatures
.
•
Use a Wi-Fi connection to connect to the internet,
rather than a mobile data connection.
•
Stop your phone scanning for available wireless
networks. On the start screen, swipe down from
the top of the screen, tap
ALL SETTINGS
>
WiFi
, and switch
WiFi networking
to
Off
.
•
If you're listening to music or otherwise using
your phone, but don't want to make or receive
calls, switch flight mode on. On the start screen,
swipe down from the top of the screen, tap
ALL
SETTINGS
>
flight mode
, and switch
Status
to
On
.
Check battery use
To check which apps have been eating up your battery life, tap
Battery Saver
, and swipe
to
usage
.
© 2015 Microsoft Mobile. All rights reserved.
43