User's Guide
If your issue remains unsolved, contact your
network service provider or the manufacturer for
repair options. Before sending your phone for
repair, always back up your data, as all personal data
in your phone may be deleted.
Tip: If you need to identify your phone, to view
the unique IMEI number of the phone, dial
*#06#. You can also find the IMEI number in
the phone body. For details, see the product
and safety information section in the online
user guide.
Feature-specific information
Important: Your device uses a nano-SIM card, also known as a
nano-UICC SIM card. Use only original nano-SIM cards. Use of
incompatible SIM cards may damage the card or the device, and
may corrupt data stored on the card.
Use only compatible memory cards approved for use with this device.
Incompatible cards may damage the card and the device and corrupt
data stored on the card.
Do not connect to products that create an output signal, as this may
damage the device. Do not connect any voltage source to the audio
connector. If you connect an external device or headset, other than those
approved for use with this device, to the audio connector, pay special
attention to volume levels.
You can send text messages that are longer than the character limit for
a single message. Longer messages are sent as two or more messages.
Your service provider may charge accordingly. Characters with accents,
other marks, or some language options, take more space, and limit the
number of characters that can be sent in a single message.
Note: Using Wi-Fi may be restricted in some countries. For
example, in the EU, you are only allowed to use 5150–5350 MHz
Wi-Fi indoors, and in the USA and Canada, you are only allowed
to use 5.15–5.25 GHz Wi-Fi indoors. For more information,
contact your local authorities.
Airplane mode closes connections to the mobile network and turns your
device's wireless features off. If supported by your device, the NFC
payment and ticketing feature of the device may remain active. Comply
with the instructions and safety requirements given by, for example, an
airline, and any applicable laws and regulations. Where allowed, you can
6