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(4-8 digits) You can set your device to ask for the PIN code when you
switch it on.
If not supplied with your SIM card or you forget the codes,
contact your service provider.
If you enter the code incorrectly three times in a row, you need
to unblock the code with the PUK or PUK2 code.
PUK or PUK2 code
(8 digits)
These are required to unblock a PIN or PIN2 code.
If not supplied with your SIM card, contact your service
provider.
IMEI number
(15 digits)
This is used to identify valid devices in the network. The
number can also be used to block, for example, stolen devices.
To view your IMEI number, dial *#06#.
Lock code (security
code)
(min. 4 digits or
characters)
This helps you protect your device against unauthorised use.
You can set your device to ask for the lock code that you
define. The default lock code is 12345.
Keep the code secret and in a safe place, separate from your
device.
If you forget the code and your device is locked, your device
will require service. Additional charges may apply, and all the
personal data in your device may be deleted.
For more information, contact a Nokia Care Centre or your
device dealer.
Set which SIM card to use
You can set which SIM card to use for outgoing calls, messages, and mobile data. If
you name your SIM cards, you can see at a glance which is, for example, for work and
which is for personal use.
Select Menu > SIM manager.
Select from the following:
Ask every time — Select the SIM card to use every time you make a call, send a
message, or transfer mobile data.
SIM1 — Use the SIM card in the internal SIM card holder as the default SIM card to
make a call, send a message, or transfer mobile data.
12 Basic use