Zte WP623 User Manual page 24

Templates: Some built-in phrases and sentences in phone.
Write, edit and send templates, see "4.5 Preformatted
Message".
Msg Centre: Input Message Centre number (contact network
service provider to get), press Save to finish setting.
Msg Validity: Set validity period as 1 Hour, 2 Hours, 6 Hours,
1 Day, 2 Days, 1Week, 1 Month or 6 Months within which the
message is repeatedly sent by short message center till it is
sent successfully.
Status Report: Select "On" to let network send Status Report
message to inform your sending message successfully or not.
Used Space: View the number of saved messages and
maximum number of messages saved in phone and SIM card
(differ with phone and SIM card).
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