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● Expired certificate — The certificate validity
period has ended.
● Certificate not valid yet — The certificate validity
period has not yet begun.
● Certificate corrupted — The certificate cannot be
used. Contact the certificate issuer.
Change the trust settings
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.
Scroll to an authority certificate, and select Options >
Trust settings. Depending on the certificate, a list of
the applications that can use the selected certificate is
shown. For example:
● Symbian installation: Yes — The certificate is able
to certify the origin of a new Symbian operating
system application.
● Internet: Yes — The certificate is able to certify
servers.
● App. installation: Yes — The certificate is able to
certify the origin of a new Java™ application.
Select Options > Edit trust setting to change the
value.
Security module
Select Menu > Tools > Settings and General >
Security > Security module.
To view or edit a security module (if available), scroll
to it, and press the scroll key.
To view detailed information about a security module,
scroll to it, and select Options > Security details.
Restore original settings
Select Menu > Tools > Settings and General >
Factory settings.
You can reset some of the settings to their original
values. To do this, you need the lock code.
After resetting, the device may take a longer time to
power on. Documents and files are unaffected.
Positioning settings
Select Menu > Applications > Landmarks and
Positioning settings.
Positioning methods
● Integrated GPS — Use the integrated GPS receiver
of your device.
● Assisted GPS — Use Assisted GPS (A-GPS) to receive
assistance data from an assistance data server.
● Bluetooth GPS — Use a compatible external GPS
receiver with Bluetooth connectivity.
● Network based — Use information from the
cellular network (network service).
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