The next major Windows update, Window 10 Creators, is scheduled for public release in April 11, 2017. If you are using JAWS, ZoomText or MAGic applications, update these applications before updating to Windows 10 Creators! This will eliminate issues with the login screen and the Start Menu.
For details and to download the correct application update for your version of JAWS, Zoomtext or MAGic, go to Freedom Scientific's website.
For details about Windows 10 Creators, go to Microsoft's website.