If that isn't working, it would be nice to figure out why.
What are you entering as a path for the folder?
If you enter that into the top bar of a file explorer window, does it open the directory? If not, then it's the wrong path format, or an incorrect path.
If I paste "\\192.168.0.100\disk-0\music\pop" (my music directory) into the top bar of a file explorer window, my music directory open in the file explorer window.
Please test, and paste your results here, preferably with screen shots.
Pasting the path in: