You can protect a memory card with a password to
prevent unauthorised access. To set a password, select
Options
>
Set password
. The password can be up to
8 characters long and is case-sensitive. The password
is stored in your device. You do not need to enter it
again while you use the memory card on the same
device. If you use the memory card on another device,
you are asked for the password. Not all memory cards
support password protection.
To remove the memory card password, select
Options
>
Remove password
. 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 destroys all data stored on
the card.
Encryption
Select
Menu
>
Tools
>
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.
Security and data management
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