Important: Your device can only support one antivirus application. Having morethan one application with antivirus functionality could affect performance andoperation or cause the device to stop functioning.Lock the deviceThe lock code protects your device against unauthorised use. The preset code is 12345.To unlock your device, select Unlock, enter the lock code, and select OK.To change the lock code, select Menu > Ctrl. panel > Settings and General >Security > Phone and SIM card. Enter the old code and then the new code twice. Thenew code can be 4-255 characters long. Both alphabets and digits can be used, and bothuppercase and lowercase alphabets are possible.Write down the new code, and keep it secret and in a safe place separate from yourdevice. If you forget the lock code and your device is locked, you must take the deviceto a Nokia authorised service facility and additional charges may apply. To unlock thedevice, the software must be reloaded, and the data you have saved in the device maybe lost.You can also lock the device remotely by sending a text message to the device. To enableremote locking, and to define the text for the message, select Menu > Ctrl. panel >Settings and General > Security > Phone and SIM card > Remote phonelocking > Enabled. Enter the remote lock message, and confirm the message. Themessage must be at least 5 characters long. Write down the text, as you may need itlater.Memory card securitySelect Menu > Office > File mgr..You can protect a memory card with a password to prevent unauthorised access. To seta password, select Options > Memory card password > Set. The password can beup to 8 characters long and is case-sensitive. The password is stored in your device. Youdo not need to enter it again while you use the memory card on the same device. If youuse the memory card on another device, you are asked for the password. Not all memorycards support password protection.To remove the memory card password, select Options > Memory card password >Remove. When you remove the password, the data on the memory card is not protectedagainst unauthorised use.To open a locked memory card, select Options > Unlock memory card. Enter thepassword.Security and data management46 www.nokia.com/supportCyanCyan MagentaMagenta YellowYellow BlackBlack