The Bluetooth on Windows Phone does not support the required profile and this has various effects such as a custom ringtones are not forwarded from a device to the Bluetooth Headset (respectively set to default).
- Why does my Lumia only show phone number of caller or SMS sender, although the contact name is listed in People hub?
- My Lumia touch screen is not responding or is responding the wrong way
- My Lumia's battery does not get fully charged
- The person I am calling on my Lumia cannot hear me
- How can I ensure that I will not lose my Contacts information on my Lumia phone?