No: they got rid of them. Previews take up a lot of memory so the computer geniuses decided that people didn't need them /s. I mean...why in the world would someone want to SEE what's inside a folder?! *facepalm*
While I've heard of non-Microsoft options you could download to get thumbnails back, I don't like add-ons etc so I rolled back to 10. If you'd like to complain, open the Feedback Hub (Windows Key + F) and let them know what you think!
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