M e n u f u n c t i o n s66 Copyright © 2005 Nokia. All rights reserved.Note: If the digital signature icon does not appear, there is asecurity breach, and you should not enter any personal data such asyour signing PIN.Read all of the text, then select Sign.The text may not fit within a single screen. Make sure to scroll through andread all of the text before signing.Select the user certificate you want to use. Enter the signing PIN (see"General information" on page x) and select OK. The digital signature iconwill disappear, and the service may display a confirmation of your purchase.■ SIM servicesIn addition to the functions available on the phone, your SIMcard may provide additional services that you can access inthis menu which is shown only if it is supported by your SIM card. The nameand contents of the menu depend on the SIM card.For availability, rates, and information on using SIM services, contact yourSIM card vendor, network operator, service provider or other vendor.Depending on the operator you can set the phone to show you theconfirmation messages sent between your phone and the network when youare using the SIM services. Select Phone settings > Confirm SIM serviceactions > Yes.Accessing these services may involve sending messages or making a phonecall for which you may be charged.