User manual

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that only those who know the password can use the phone.
Set up a SIM card lock. Go to [Settings] > [Additional Settings] > [Device &
Privacy] > [Set up SIM card lock]. Click the slider next to Lock Sim Card, type
in the PIN code and then click OK.
Note: If the wrong PIN is entered more than three times, both your SIM card
and phone will be locked. You can enter the PUK code to unlock them. See
About SIM card PIN & PUK code.
Change the SIM card PIN code. Click Change SIM PIN, type in the current PIN
code, click OK. Then you can type in the new PIN code, click OK, retype your
new PIN code when prompted, then click OK.