Honeywell International Inc. 99EXLF 用户手册

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The Security screen provides access to establish or 
change your security PIN. Check the box next to, 
“Require a PIN when the phone is used” to enable the 
PIN security feature.

For each service, the phone reads settings from the 
network stored on the SIM card and then displays the 
available options from the carrier on the screen. To 
customize the settings, select it from the list and tap 
“Get Settings”.