I keep running into this obnoxious problem in Windows 10 where explorer treats .html files as special such that they have a folder grouped with them. So for example, if I try to duplicate an HTML file ...

Windows 10 is no longer going to receive free security updates in the future, but that doesn't mean you have to update to ...

Microsoft no longer officially supports Windows 10, so do this if you want to keep using your older PC securely.