Tip: If you save the details, it is easier to later copy the same content to and from thesame phone.Protect your phoneSet your phone to lock automaticallyWant to protect your phone against unauthorised use? Define a lock code, and set yourphone to lock itself automatically when you're not using it.1 Select Menu > Settings and Phone > Phone management > Securitysettings > Phone and SIM card.2 Select Lock code, and enter a lock code. A minimum of 4 characters is required, andnumbers, symbols, and upper and lower case letters can be used.Keep the lock code secret and in a safe place separate from your phone. If you forgetthe lock code and your phone is locked, your phone will require service. Additionalcharges may apply, and all the personal data in your phone may be deleted. Formore information, contact a Nokia Care point or your phone dealer.3 Select Phone autolock period, and define the length of time after which the phoneis locked automatically.Lock your phone manuallyOn the home screen, press the power key , select Lock phone, and enter the lockcode.Unlock your phoneSlide the key lock switch, enter the lock code, and select OK.If the key lock switch is out of reach, press the scroll key, and select Unlock.Encrypt your dataWant to protect your data against unauthorised use? You can encrypt data on yourphone using an encryption key.Select Menu > Settings > Phone > Phone management > Security settings >Encryption.It may take several minutes to encrypt or decrypt your data. During the encryptionprocess, do not:• Use your phone unless you have to• Switch your phone off• Remove the batteryIf you haven't set your phone to lock itself automatically when not in use, you areprompted to do so when you encrypt your data for the first time.116 Phone management