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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.
Connectivity
Your device offers several options to connect to the internet or to another
compatible device or PC.
Data connections and access points
Your device supports packet data connections (network service), such as GPRS in
the GSM network.
To establish a data connection, an access point is required. You can define different
kinds of access points, such as the following:
• MMS access point to send and receive multimedia messages
• Internet access point (IAP) to send and receive e-mail and connect to the
internet
Check the type of access point you need with your service provider for the service
you want to access. For availability and subscription to packet data connection
services, contact your service provider.
Network settings
Select Menu > Settings and Connectivity > Network.
Select from the following:
Operator selection — Select Automatic to set the device to search for and select
one of the available networks, or Manual to manually select the network from a
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