"Expired certificate" or "Certificate not valid yet" is shown,
even if the certificate should be valid, check that the
current date and time in your device are correct.
Before changing any certificate settings, you must make
sure that you really trust the owner of the certificate and
that the certificate really belongs to the listed owner.
To change the trust settings, select a certificate and
Options
>
Trust settings
. Select an application field and
press the scroll key to select
Yes
or
No
. You cannot change
the trust settings of a personal certificate.
Depending on the certificate, a list of applications that can
use the certificate is displayed:
•
Symbian installation
— New Symbian operating
system application.
•
Internet
— E-mail and graphics.
•
App. installation
— New Java™ application.
•
Online certif. check
— Online certificate status
protocol.
Security modules
Select
Menu
>
Tools
>
Settings
>
General
>
Security
>
Security module
.
View and edit security
modules
To view or edit a security module, scroll to it, and press the
scroll key.
To view detailed information about a security module,
select
Options
>
Security details
.
To edit the PIN codes for the security module, select
Module PIN
to edit the PIN code for the security module
or
Signing PIN
to edit the PIN code for digital signatures.
You may not be able to change these codes for all security
modules.
The key store contains the contents of the security module.
To delete the key store, select
Key store
, select the desired
key store, and
Options
>
Delete
. You may not be able to
delete the key store of all security modules.
Back up data
It is recommended to back up device memory regularly to
the memory card or a compatible computer.
To back up information from the device memory to a
memory card, select
Menu
>
Tools
>
Memory
>
Options
>
Back up phone memory
.
To restore information from the memory card to the
device memory, select
Menu
>
Tools
>
Memory
>
Options
>
Restore from card
.
You can also connect your device to a compatible
computer and use Nokia PC Suite to back up data.
Remote configuration
Select
Menu
>
Tools
>
Device mgr.
.
With Device manager, you can manage settings, data, and
software on your device remotely.
You can connect to a server, and receive configuration
settings for your device. You may receive server profiles
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urity an
d data
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ana
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ent