It makes absolutely no sense that disabling numerical sorting should fix an issue where File Explorer is first sorting by Type and then by Name (even though Name has been clicked as the primary sort) but it apparently worked, according to the responders in that other thread.
Since Windows 10 Home does not have the Policy Editor, just make the setting change directly in the registry. Here's the REG file. If you need instructions on how to apply that reg file, see Option 2 of this tutorial.