S e t t i n g s48 Copyright © 2006 Nokia. All rights reserved.Fixed dialling — to create, edit, andactivate a list of phone numbers orprefixes. When the list is activated,you can only call or send messagesto the numbers on the list. If the SIMcard does not support this option,Fixed dialling is hidden.Closed user group — to specify agroup of people whom you can calland who can call you (networkservice).Security level > Phone — to set thephone to ask for the security codewhenever a new SIM card is insertedinto the phone. If you select Securitylevel > Memory, the phone asks forthe security code when the SIM cardmemory is selected, and you want tochange the memory in use.Access codes — to change thesecurity code, PIN code, PIN2 code,or barring password.Code in use — to select whether thePIN code or UPIN code should beactive.Authority certificates or Usercertificates — to view the list of theauthority or user certificatesdownloaded into your phone. See”Certificates” p. 75.Security module settings — to viewSecurity module details, activateModule PIN request, or change themodule PIN and signing PIN. See also”Access codes” p. x.■ Digital rightsmanagementDigital rights management (DRM) iscopyright protection, designed toprevent modification and to limitdistribution of protected files. Whenyou download protected files, such assound, video, themes, or ringing tonesto your phone, the files are free, butlocked. You pay for the key to activatethe file and the activation key isautomatically sent to your phonewhen you download the file.To view the permissions for aprotected file, scroll to the file, andselect Options > Activation keys. Forexample, you can see how manytimes you can view a video or howmany days you have left for listeningto a song.To extend the permissions for a file,select Options and the correspondingoption for the file type, such asActivate theme. You can send certaintypes of protected files to yourfriends, and they can buy their ownactivation keys.This phone supports OMA DRM 1.0.■ Restore factory settingsTo reset some of the menu settingsto their original values, selectMenu > Settings > Restore factorysett.. Enter the security code.