to the BBC, a number of Windows Phone 7 users are
reporting that their devices are sending and receiving phantom data, eating
away at their monthly data plans.
Most complaints are U.S.-based, where devices are blowing through 30 to 50MB of
data every day. A 1GB data cap would be reached within 20 days at this rate.
"I received an e-mail from AT&T saying that I was close to my 2GB data
limit which truly shocked me as I feel I do not use data that much," one
user told Paul Thurrott's Supersite for Windows. "I
went and looked at my AT&T account online and noticed that my phone was
sending huge chunks of data seemingly in patterns."
Another user noticed 2-5MB of idle data usage per hour.
Microsoft is aware of the problem. "We are investigating this issue to
determine the root cause and will update with information and guidance as it
becomes available," a Microsoft spokesperson told BBC.
While the cause has not been determined, some have speculated that it may be
related to the WP7 devices sending feedback to Microsoft about the software, or
that the phones are staying connected to 3G even when Wi-Fi is available.
At CES, Microsoft CEO said that WP7 would soon be receiving "a series of platform improvements" based on