If you’re concerned about privacy, (and have a bit of free time on your hands,) you might want to check out this neat trick for managing Microsoft updates and controlling the sort of information that your system is allowed to share.
Microsoft pushed patches to devices running Windows 7 and 8.1 in recent time that collect information and transfer data to Microsoft regularly. One of the main issues that Windows users may have with telemetry is that Microsoft does not reveal what it is collecting, and what is included when telemetry data is transferred to the company. The following tutorial provides suggestions on limiting Windows data collecting and transferring. There is no guarantee that nothing is collected and/or submitted after making privacy related changes to the operating system, but a guarantee that data collecting is severely limited at the very least.