Nokia 6260 - Manual (Page 49)

18. SIM services
Your SIM card may provide additional services. You can
access this menu only if it is supported by your SIM card.
The name and contents of the menu depend on the
available services.
To show the confirmation messages sent between your
phone and the network when you are using the SIM
services, select Menu > Settings > Phone > Confirm
SIM actions. This option may not be available depending
on your SIM card. For details, contact your network
operator.
Accessing these services may involve sending messages
or making a phone call for which you may be charged.
SIM services
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