http://www.techradar.com/news/windows-10-fall-creators-update-is-missing-a-big-onedrive-feature >The big Fall Creators Update for Windows 10 has started rolling out , although many who have installed the upgrade have found something missing – namely OneDrive Files On-Demand. >This is the system of OneDrive placeholders (read more about it here) which was present in Windows 8, but disappeared from Windows 10 when the operating system launched, and left many people clamoring for its return.