Getting started 27Once the PIN lock is enabled, you must enter the PIN eachtime you turn on the phone.If you enter an incorrect PIN too many times, your•SIM or USIM card will be blocked. You must entera PIN unlock key (PUK) to unblock the SIM or USIMcard.If you block your SIM or USIM card by entering•an incorrect PUK, bring the card to your serviceprovider to unblock it.› Activate the mobile trackerWhen someone inserts a new SIM or USIM card in yourphone, the mobile tracker feature will automatically sendthe contact number to specified recipients to help youlocate and recover your phone.In Menu mode, select1 Settings → Security → Phone→ Mobile tracker.Enter your password and select2 Done.Once the phone lock is enabled, you must enter thepassword each time you turn on the phone.If you forget your password, bring your phone to a•Samsung Service Centre to unlock it.Samsung is not responsible for any loss of•passwords or private information or otherdamages caused by illegal software.› Lock your SIM or USIM cardYou can lock your phone by activating the PIN suppliedwith your SIM or USIM card.In Menu mode, select1 Settings → Security → SIM.Select a SIM or USIM card.2 Select3 On under PIN lock.Enter the PIN of your SIM or USIM card and select4 Done.