PUK2 code (8 digit)
The PUK2 code, supplied with some SIM cards, is required to change
a blocked PIN2 code.
If you key in an incorrect PUK2 code ten times in succession, you
cannot use the functions requiring the PIN2 code. Contact your
service provider for a new card.
You cannot change the PUK2 code. If you lose the code, contact
your service provider.