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UMTS network. To only use the GSM network,
press
, and select Tools > Settings >
Phone > Network > Network mode >
GSM.
● The backlight of the display increases the
demand on battery power. In the display
settings, you can change the time-out after
which the backlight is switched off, and adjust
the light sensor that observes lighting conditions
and adjusts the display brightness. Press
, and
select Tools > Settings > General >
Personalisation > Display and Light time-
out or Light sensor.
● Leaving applications running in the background
increases the demand on battery power. To close
the applications you do not use, press and hold
, scroll to an application in the list, and press
C.
Pressing C does not close Music player. To close
Music player, select it from the list and Options >
Exit.
Free memory
Many features of the device use memory to store
data. The device notifies you if the device memory
or the memory card memory (if available) is low.
To view how much memory different data types
consume, press
, and select Options > Memory
details.
To free device memory, transfer data to a
compatible memory card (if available) or to a
compatible PC.
To remove data you no longer need, use File
manager or go to the respective application. You
can remove the following:
● Messages in the folders in Messaging and
retrieved e-mail messages from the mailbox
● Saved web pages
● Contact information
● Calendar notes
● Applications shown in Application manager that
you do not need
● Installation files (.sis or .sisx) of applications you
have installed. Back up the installation files to a
compatible PC using Nokia Nseries PC Suite.
● Images and video clips in Gallery. Back up the files
to a compatible PC using Nokia Nseries PC Suite.
If you are deleting multiple items and Not enough
memory to perform operation. Delete some
data first. or Memory low. Delete some data
from phone memory. is shown, delete items one
by one, beginning with the smallest items.
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Useful information