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SIM2, including Network selection.
7.4.6
Security
You can configure the security settings for Phone, SIM1 and SIM2
to protect your device or SIM cards from unauthorized use.
The preset password of your phone is 1234. Please revise it to
be yours immediately.
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SIM1/SIM2 security
PIN lock
This option makes you select whether to use PIN code or not.
The preset PIN code is 1234. After three consecutive incorrect
PIN code entries, the code will be locked, and you need the PUK
code to unlock it.
If you have activated SIM lock, you are required to input the PIN