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.