Microsoft said that the culprit behind some mysterious high mobile data usage by Windows 7 devices has been performed by a third party service and claimed that not necessary to be the software Operating System (OS) itself.
The phantom data problem, which has caused heavy data downloads for some users through their monthly mobile data, even when they were connected to Wi-Fi.
A Microsoft representative said, "we have determined that a third-party solution commonly accessed from Windows Phones is configured in a manner that potentially causes larger than expected data downloads."
“We are in contact with the third party to assist them in making the necessary fixes, and are also pursuing potential workarounds to address the configuration issue in case those are needed. At this point in our investigation, we believe this is responsible for most of the reported incidents, reported by Seattle Post Intelligencer.
Microsoft said that it would fix this leaky data problem with the unnamed third-party and no need for a system software update. The first update for Windows Phone 7 is headed to carriers for testing later in Jan.