Nokia E72

Page 103
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the password. Not all memory cards support password
protection.
To remove the memory card password, select 
Options
 >
Memory card password
 > 
Remove
. When you remove
the password, the data on the memory card is not
protected against unauthorised use.
To open a locked memory card, select 
Options
 > 
Unlock
memory card
. Enter the password.
If you cannot recall the password to unlock a locked
memory card, you may reformat the card, in which case
the card is unlocked and password removed. Formatting
a memory card deletes all data stored on the card.
Encryption
Select 
Menu
 > 
Ctrl. panel
 > 
Phone
 > 
Encryption
.
Encrypt your device or memory card to prevent outsiders
from accessing your important information.
Encrypt device memory or
memory card
To encrypt the device memory, select 
Phone memory
.
To encrypt the memory card, select 
Memory card
 and
from the following:
•
Encrypt without saving key
 — Encrypt the memory
card without saving the encryption key. If you select
this option, you cannot use the memory card in other
devices, and if you restore factory settings, you cannot
decrypt the memory card.
•
Encrypt and save key
 — Encrypt the memory card and
save the key manually in the default folder. For security,
store the key to a safe place outside the device. For
example, you can send the key to your computer. Enter
a pass phrase for the key and a name for the key file.
The pass phrase should be long and complex.
•
Encrypt with restored key
 — Encrypt the memory
card with a key you have received. Select the key file,
and enter the pass phrase.
Decrypt device memory or
memory card
Always remember to decrypt the device memory and/or
the memory card before updating the device software.
To decrypt the device memory, select 
Phone memory
.
To decrypt the memory card without destroying the
encryption key, select 
Memory card
 > 
Decrypt
.
To decrypt the memory card and destroy the encryption
key, select 
Memory card
 > 
Decrypt and turn off
encryption
.
Fixed dialling
Select 
Menu
 > 
Contacts
 and 
Options
 > 
SIM numbers
 >
Fixed dial contacts
.
With the fixed dialling service, you can restrict calls from
your device to certain phone numbers. Not all SIM cards
support the fixed dialling service. For more information,
contact your service provider.
103
Security and data management
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