We advise you to change your password from time to time to eliminate these issues.
Also another instance is mobile and PC application updates happening without your knowledge.
Facebook Voice is an audio and video chat platform provided by Facebook, as part of the Facebook Messenger.
This service allows users to store data such as music and i OS applications on remote computer servers for download to multiple devices such as i OS-based devices running i OS 5 or later, and personal computers running OS X 10.7.2 Lion or later, or Microsoft Windows (Windows Vista service pack 2 or later).An internet speed test website that measures the speed of broadband connections.Due to encrypted nature of the traffic, analyzers for Speed test do not work if the nature of the traffic is SSL.We recommend you to procure extra GB for your additional data requirement or upgrade your data package to a higher one in future.
This might be due to a package upgrade or downgrade or due to a package suspension and resumption with respect to a bill payment issue.
(Ex: Microsoft updates, smart phone app updates) please check the device software settings and disable if unnecessary updates are taking place.