Source : http://hackingnewstutorials.com/microsoft-windows-10-has-keylogger/

Many Windows 10 users are unknowingly sending the contents of every keystroke they make to Microsoft due to an enabled-by-default KeyLogger.

To turn off the default KeyLogger - All you have to do is not use Windows and start using Linux = P

It's simply an on/off option in the privacy settings.

How to disable Microsoft keylogger in Windows 10

According to Microsoft FAQ, to disallow Microsoft, and who knows what other entities, from using “your typing and handwriting info to improve typing and writing services”:

1. Go to Start, then select Settings > Privacy > General.

2. Turn off Send Microsoft info about how I write to help us improve typing and writing in the future.