This week Microsoft announced the next version of its operating system, dubbed WIndows 10, providing Windows 10 Technical Preview release under its “Insider Program” Microsoft is using keylogger to collect and use users’ data in a variety of astounding ways without the user being aware. This could likely one of the reasons why the company insisted that Windows Technical Preview not be installed on computers that are used every day. By accepting the Windows 10 privacy policy you are allowing Microsoft to screen your files and log your keystrokes. Microsoft will be watching your apps for compatibility, and collect voice information when you use speech to text.
Source: https://thehackernews.com/2014/10/download-Windows-10-keylogger.html