http://winsupersite.com/windows-10/how-set-your-default-browser-windows-10-just-5-steps
Internet Explorer should be a selection option.
I have added IE to my task bar.
go to:
c:\program files\Internet Explorer
find “iexplore.exe” (or “iexplore” - by default, the file types are not displayed.)
right click on it
select: “pin to taskbar”.
hope it helps.
troubles ? shoot me a freep mail