Hi Blue. I'm Greg, 10 years awarded Windows MVP, here to help you.
The way to get the latest files to show up at top is to open Downloads folder, from View tab choose Sort by, then choose Date Created and Descending.
https://www.tenforums.com/tutorials/34895-chang...
From Group By tab choose None to get rid of the annoying groups.
https://www.tenforums.com/tutorials/34946-chang...
To save this as a Folder view: https://mywindowshub.com/how-to-apply-a-folders...
If it won't save: https://techcult.com/fix-folder-view-settings-n...
Report back results for each step so I know what else to suggest.
Feel free to ask back any questions. Based on the results you post back I may have other suggestions if necessary.
______________________________________________
Standard Disclaimer: There are links to non-Microsoft websites. The pages appear to be providing accurate, safe information. Watch out for ads on the sites that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the sites before you decide to download and install it.