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•
Avoid storing large amounts of data on your phone as this may affect
its performance.
•
Update your phone's software via the
Updates
application. Or you
can touch
Settings > System > About phone > System Updates
to update software.
•
Reset your phone via
Factory reset
. You can touch
Settings >
System > Reset options > Erase all data (Factory reset)
, and
then touch
RESET PHONE
.
and carry out the following checks:
My phone can't be switched on or is frozen
•
Check the battery power level, charge for at least 20 minutes.
•
If it still does not work, please reset the phone using the Power key
and the Volume up key.
My phone has not responded for several minutes
•
Restart your phone by pressing and holding the Power key.
My phone turns off by itself
•
Check that your screen is locked when you are not using your
phone, and make sure the
Power
key is not mis-contacted due to
unlocked screen.
•
Check the battery charge level.
My phone can't charge properly
•
Make sure that your battery is not completely discharged; if the
battery power is empty for a long time, it may take around 20 minutes
to display the battery charger indicator on the screen.
•
Make sure charging is carried out under normal conditions (0°C (32°F)
to +50°C (122°F)).
•
When abroad, check that the voltage input is compatible.
My phone can't connect to a network or "No service" is
displayed
•
Try connecting in another location. Verify the network coverage with
your operator.
•
Verify the network coverage with your service provider.
•
Check with your service provider that your SIM card is valid.
•
Try selecting the available network(s) manually.
•
Try connecting at a later time if the network is overloaded.