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Note: If both SIM cards are set with the PIN code protection, 
the mobile will prompt the user to input the PIN code when it 
is powered on. The user needs to enter the PIN codes for two 
SIM cards correctly before he can enter the standby state. 
3.9.3 PUK Code 
To unlock the PIN code, the user needs to enter the PUK 
code (personal unlock code). 
3.9.4  Mobile Phone Password 
To prevent illegal use of the mobile phone, your mobile phone 
can be set with the mobile phone password protection 
function. When this function is used, you need to enter the 
mobile phone password each time when you power on the 
mobile phone. In that way, you can unlock the mobile phone, 
making or receiving a call. You can clear the mobile phone 
password. In this case, the mobile phone cannot prevent 
illegal use. 
Input the mobile phone password, clear the inputted error, 
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and confirm the completion of the input. For example, your 
mobile phone is set to 1234, you can enter 1234.If you forget 
the password of your mobile phone, you must contact the 
retailer or local authorized service center to unlock your 
mobile phone password.