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).
- I cannot send or receive multimedia messages on my Lumia (Windows Phone 7)
- I cannot connect to the internet using a mobile data connection on my Lumia (Windows Phone 7)
- How do I disable or reset the text suggestions on my Lumia phone?
- How do I configure my number to be private when I call someone on my Lumia phone?
- What can I do if my Lumia (Windows Phone 7) cannot be recognized by Zune?