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Note: The PUK code is required to unlock the SIM card if you have
incorrectly input the PIN code for three consecutive times. The PIN code
and the PUK code may be supplied along with the SIM card. If not, contact
the network provider.
♦ Phone lock: Phone lock can prevent your mobile phone from unauthorized
use. Select On/Off to enable or disable the handset lock protection.
♦ Fixed dialing: If your SIM card supports this function and this function is
enabled, the phone can only dial those numbers starting with the fixed dial
number you set. For example, if you set the fixed dial number to 139, then the
phone can only dial numbers starting with 139.
♦ Change password: You can change the PIN, PIN2 and phone password here.
♦ Certificate manager: View the list of certificates.
Note: You may be required to input the phone lock code in some of the security
settings interfaces. The default lock code is 1234. Go to Security settings→
Change password→Phone password to change the phone lock code.
• Connectivity
♦ Bluetooth: See chapter "Bluetooth".
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