Hyundai SONATA Quick Reference Manual page 129

A You can download only the contacts that can be displayed on
the connected Bluetooth device. The contacts may not appear
in some applications.
A You can download up to 5,000 contacts for each device.
A The download may not work in some phone models.
A Contacts from both the mobile device and its SIM card are
downloaded at the same time. The system may not be able to
download SIM card contacts from all phone models.
A When speed dial numbers are set to contacts on the phone,
press and hold a speed dial number on the dial pad to make
a call easily. Some mobile phone models may not support the
speed dial function.
A You cannot download contacts when the download is
prohibited by the phone. Some phone models may require
approval for a download. When a successful download is not
made, check the phone screen or its settings.
A Depending on the phone model or operation status,
downloading may take longer than usual.
A When a new contacts list is downloaded, the previous records
are removed.
A The downloaded contacts cannot be edited or deleted from
the system.
A When another mobile phone is connected, the screen does
not display the contacts downloaded from the previous
phone, but they are kept in the system until the phone is
deleted from the list.
A Learn more about receiving calls while using a Bluetooth
connection.
> See "Accepting an incoming call over Bluetooth."
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