Locking and protecting your device

IMEI number

Every device has a unique IMEI (International Mobile Equipment Identity) number. You should keep a copy of this number. If your device is stolen, your network provider can use your IMEI number to stop the device from accessing the network in your country.

To view your IMEI number

1Detach the cover of the micro SIM card slot.

2Place a fingernail under the right or left edge of the label tray, then drag the tray outwards to view your IMEI number.

You can also open the phone dialer on your device and enter *#06# to view the IMEI number.

To view your IMEI number in the device

1From your Home screen, tap .

2Find and tap Settings > About phone > Status.

3Scroll to IMEI to view the IMEI number.

SIM card protection

You can lock and unlock each SIM card that you use in your device with a PIN (Personal Identity Number). When a SIM card is locked, the subscription linked to the card is protected.

If you enter the PIN incorrectly more times than the maximum number of attempts allowed, your SIM card will become blocked. You then need to enter your PUK (Personal Unblocking Key) and a new PIN. Your PIN and PUK are supplied by your network operator.

To lock a SIM card

1From the Home screen, tap .

2Find and tap Settings > Security > Set up SIM card lock > Lock SIM card.

3Enter the SIM card PIN and tap OK.

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Sony C6906, C6903, C6902 manual Locking and protecting your device, Imei number, SIM card protection