Following a sequence of posts about Windows 10 I discovered the feature timeline. Try to remember what you worked on a week ago? You would like to date a piece of work you did and access it or maybe you forgot what the file name was and you needed to find it again . Then timeline is for you.
It’s located down at the bottom task tray next to the search windows:-
When this is clicked tiles appear with the things you have worked on. Useful for logging what you have done and when.