I upgraded my Windows 8.1 laptop to Windows 10 and was playing around with it, working on a review that will come out in the next days, when I realized my OneDrive didn't sync any longer.
According to online sources, Microsoft is going to replace OneDrive with File Explorer.
Good job, I have a bunch of files that will have to be moved to another cloud solution.
Like I had widely forecast, Microsoft starts playing its old backwards compatibility game.
Too bad, because I was having a positive user experience.
The solution, according to Microsoft Forum is to: