First disable Quick Access and then r-enable it and see if it helps.
If not, then open File Explorer and paste the following folder paths in the address bar and hit Enter.
Once the folder is opened, press Ctrl+A to select all its contents. Now right-click and select Delete, to delete all the files in the folder.
Do the same for both the above-mentioned folders.
Restart your Windows 10 computer and see if it has helped fix the problem.