• Reboot your phone. Switch off the phone, and remove the battery. After about aminute, replace the battery, and switch on the phone.• Update your phone software• Restore the original factory settingsIf your issue remains unsolved, contact Nokia for repair options. Go towww.nokia.co.in/repair. Before sending your phone for repair, always back up yourdata, as all personal data in your phone may be deleted.Access codesThe security code helps to protect your phone against unauthorised use. You cancreate and change the code, and set the phone to request the code. The defaultsecurity code is 12345. Keep the code secret and in a safe place separate from yourphone. If you forget the code and your phone is locked, your phone will require service.Additional charges may apply, and all the personal data in your phone may be deleted.For more information, contact a Nokia Care point or your phone dealer.The PIN code supplied with the SIM card protects the card against unauthorised use.The PIN2 code supplied with some SIM cards is required to access certain services. Ifyou enter the PIN or PIN2 code incorrectly three times in succession, you are askedfor the PUK or PUK2 code. If you do not have them, contact your service provider.The module PIN is required to access the information in the security module of yourSIM card. The signing PIN may be required for the digital signature. The barringpassword is required when using the call barring service.To set how your phone uses the access codes and security settings, select Menu >Settings > Security.Lock the keysTo avoid accidentally making a call when your phone is in your pocket or bag, lock thekeys.Select Menu, and then press *.Unlock the keysSelect Unlock, and press *.Set the keys to lock automatically1 Select Menu > Settings and Device > Automatic keyguard > On.2 Define the length of time after which the keys are locked automatically.Basic use 11