Settings116Change password● : Change the device password.SIM lock● : Activate or deactivate the SIM lock feature torequire the SIM password when you change the SIM orUSIM card.PIN lock● : Activate or deactivate the PIN lock feature torequire the PIN before using the device.Change PIN● : Change the PIN used to access SIM or USIMdata.Fixed dialling mode● : Activate or deactivate FDN mode torestrict calls to phone numbers in the FDN list.Change PIN2● : Change the PIN2, which is used to protectthe primary PIN.About phone›Device info● : View system information for your device, suchas model number and CPU usage.Storage● : View memory information for your device andmemory card.Open source licences● : Check the open source licences ofdownloaded programs.Certificates● : View the details of certificates.Security policy● : View the status of security policyfor encrypting your device and protecting data andinformation saved on the device.