305CH144 Select Certificates and press OK.5 Choose one of the following:• Personal to view the list of personal certificates.• Intermediate to view the list of intermediate• Root to view the list of root certificates.6 Select a certificate.7 Press [Menu], then Delete.Deleting a root certificate can make it impossible to useSecure Sockets Layer (SSL) protocols, which help you to sendpersonal information more securely.ACTIVATING THE SIM PINWhen SIM PIN is enabled, you must enter your PIN supplied with yourphone each time you turn the phone on or insert the current SIM cardinto another device. Consequently, any person who does not have yourPIN cannot use your phone without your approval.1 On the Home screen, press the [Start] soft key.2 Select [Settings] [Security] [Enable SIM PIN].3 Enter the PIN and press the [Done] soft key.SECURITY