• Reboot your device. Switch off the device, and remove the battery. After about aminute, replace the battery, and switch on the device.• Restore the original factory settings.• Update your device software.If your issue remains unsolved, contact Nokia for repair options. Go to www.nokia.com/repair, or in Latin America, www.nokia-latinoamerica.com/centrosdeservicio. Beforesending your device for repair, always back up the data in your device.Accessibility solutionsNokia is committed to making mobile phones easy to use for all individuals, includingthose with disabilities. For more information, visit the Nokia website atwww.nokiaaccessibility.com.Access codesPIN code — Protect your device and SIM card against unauthorized use. The PIN code(4 - 8 digits) is usually supplied with the SIM card.PIN2 code — This code (4 - 8 digits) is supplied with some SIM cards, and is required toaccess some functions in your device.If you forget an access code, contact the network service provider whose SIM card is inyour device. After three consecutive incorrect PIN or PIN2 code entries, the code isblocked, and you need the PUK or PUK2 code to unblock it.PUK code and PUK2 code — These codes (8 digits) are required to change a blocked PINcode or PIN2 code, respectively. If the codes are not supplied with the SIM card, contactthe network service provider whose SIM card is in your device.IMEI number — This number (15 digits) is used to identify valid devices in the GSMnetwork. Devices that are, for example, stolen, can be blocked from accessing thenetwork. The IMEI number for your device can be found under the battery.Lock code (also known as security code) — The lock code helps you to protect your deviceagainst unauthorized use. You can create and change the code, and set the device torequest the code. Keep the new code secret and in a safe place separate from yourdevice. If you forget the code and your device is locked, your device will require serviceand additional charges may apply. Additional charges may apply, and all the personaldata in your device may be deleted. For more information, contact a Nokia Care Pointor your device dealer.Access codes 105