Microsoft Lumia 640 XL - Extend battery life

background image

Extend battery life

Get 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.
To save power:

Charge wisely

Always charge the battery fully.

Select only the sounds that you need Mute unnecessary sounds, such as key press

sounds. On the start screen, swipe down from the

top of the screen, tap ALL SETTINGS > ringtones

+sounds, and select which sounds to keep.

Use wired headphones

Use wired headphones, rather than the loudspeaker.

Use Battery Saver

You can set your phone to automatically save power

when the battery charge level is low. To check the

battery status, and to switch Battery Saver on, tap

Battery Saver.
When your phone goes into battery saver mode,

you may not be able to change the settings of all

apps.

Change the phone screen settings

• Set the phone screen to switch off after a short

time. On the start screen, swipe down from the

© 2015 Microsoft Mobile. All rights reserved.

40

background image

top of the screen, and tap ALL SETTINGS > lock

screen > Screen times out after.

• Change the glance screen settings. To shortly see

the time and your notifications when moving

your phone, on the start screen, swipe down from

the top of the screen, tap ALL SETTINGS >

glance screen, and switch Glance screen to

peek. To switch glance screen off, switch Glance

screen to off. Glance screen is not supported by

all phones. For availability, go to

www.microsoft.com/mobile/support/

wpfeatures.

• Use double-tap to wake up your phone only

when needed. To switch the feature off, on the

start screen, swipe down from the top of the

screen, tap ALL SETTINGS > touch, and switch

Wake up to Off

. Double-tap to wake up is

not supported by all phones. For availability, go

to www.microsoft.com/mobile/support/

wpfeatures.

Lower the screen brightness

• On the start screen, swipe down from the top of

the screen, and tap ALL SETTINGS >

brightness. Make sure that Automatically

adjust is switched to Off

. Switch Level to

low, and switch Automatically adjust to On

. To be able to change the screen brightness

automatically, your phone must have a light

sensor. For availability, go to

www.microsoft.com/mobile/support/

wpfeatures.

• To lower the screen brightness when the battery

saver is on, on the start screen, swipe down from

the top of the screen, tap ALL SETTINGS >

display, and switch Battery Saver brightness to

On

.

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.

© 2015 Microsoft Mobile. All rights reserved.

41

background image

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.
• Switch 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 WiFi 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.