If we go by this page: https://en.wikipedia.org/wiki/Usage_share_of_operating_systems https://en.wikipedia.org/wiki/Usage_share_of_operating_syste... Then it h

If we go by this page: https://en.wikipedia.org/wiki/Usage_share_of_operating_systems https://en.wikipedia.org/wiki/Usage_share_of_operating_syste... Then it has to be Windows Notepad. Android does not have a default text editor, if it did then I'd agree.