If it seems you're always looking for a charger, there are steps you can take to reduce the power consumption of your phone.

Activate power saving mode

Press the power key , and select Activate power saving. To deactivate power saving mode, press the power key , and select Deactivate power saving.

Close the applications you are not using

Press and hold the menu key, swipe until the desired application is displayed, and select .

Sounds, themes, and effects
Set the length of the time-out period

Select Settings and Phone > Display > Light time-out.

Activate a dark theme and wallpaper

Select Settings and Themes > General.

To change the wallpaper, on the home screen, select > Change wallpaper.

Deactivate background animation effects

Select Settings and Themes > General > > Theme effects > Off.

Decrease the brightness of the display

Select Settings and Phone > Display > Brightness.

Deactivate the Big clock screen saver

Select Settings and Themes > Screen saver > None.

Network use
Set your phone to use only the GSM network

Swipe down from the notification area, and select the mobile network and Network mode > GSM.

Deactivate Bluetooth when not needed

Swipe down from the notification area, and select .

Stop your phone scanning for available Wi-Fi networks

Swipe down from the notification area, and select .

Establish a mobile data (3G or GPRS) connection only when needed

To close the mobile data connection, swipe down from the notification area, and select .