Push to talk
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The service provider may offer some services that override these
settings. To set the phone to first notify you of incoming one-to-one
calls with a ringing tone, select Notify.
PTT key default function > Open contact list, Open channel list, Call
contact/group, or Call PTT channel
Show my login status> Yes — to enable the sending of the login status
PTT status in startup> Yes or Ask first — to set the phone to
automatically connect to the PTT service when you switch on the phone
Push to talk when abroad — to switch the PTT service on or off when the
phone is used outside of the home network
Send my PTT address> No — to hide your PTT address from calls