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Getting started
28
›
Lock your SIM or USIM card
You can lock your device by activating the PIN supplied
with your SIM or USIM card.
In Menu mode, select
1
Settings
→
Security
.
Select
2
PIN lock
.
Enter the PIN of your SIM or USIM card and select
3
Done
.
Once the PIN lock is enabled, you must enter the PIN each
time you turn on the device.
If you enter an incorrect PIN too many times, your
•
SIM or USIM card will be blocked. You must enter
a PIN unlock key (PUK) to unblock the SIM or USIM
card.
If you block your SIM or USIM card by entering
•
an incorrect PUK, bring the card to your service
provider to unblock it.
›
Lock your device
You can lock your device by activating the device
password.
In Menu mode, select
1
Settings
→
Security
.
Select
2
Phone lock
.
Enter a new 4- to 8-digit password and select
3
Done
.
Enter the new password again and select
4
Done
.
The first time you access a menu that requires a
password, you will be prompted to create and
confirm a password.
Once the device lock is enabled, you must enter the
password each time you turn on the device.
If you forget your password, bring your device to a
•
Samsung Service Center to unlock it.
Samsung is not responsible for any loss of
•
passwords or private information or other
damages caused by illegal software.
Summary of Contents for GT-S5753E
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