There are clean installations of Windows and then there are OEM “clean” installations of Windows. An oft-recommended tip for anyone upgrading one version of Windows to another (even a new Windows 10 build) is to use the “Reset” feature in the OS to reinstall the entire OS. The problem, though, is that if the computer vendor preloaded Windows

Source: Hot Hardware – Microsoft Windows 10 Refresh Tool Clears Out Bloatware And Cruft With A Clean Install Reset