Need to use File explorer menu: View->Options->Folder Options->View and untick the property.

More here for anyone else needing this
Show Hidden Files and Folders in Windows 7, 8.x, 10, or Vista

I'm trying to fix a Windows 10 app problem and want to delete/uninstall completely. The problem is with an app installed by a second user of the PC.
In order to do this I want to edit registry for...