• 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  .
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 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, press and hold  , and tap   on the apps you want 
to close.
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, 
swipe down from the top of the screen, and tap ALL 
SETTINGS. Swipe to applications, tap people, 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.
• 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, on the start screen, swipe down from the 
top of the screen, and tap ALL SETTINGS > Battery Saver, and swipe to usage.
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