Simplify the following text for a Grade 11 native English-speaking person.
Original: Versions of Internet Explorer for other operating systems have also been produced , including an embedded OEM version called Internet Explorer Mobile , which is currently based on Internet Explorer 7 .
Simplified: Internet Explorer is also a user interface for FTP , with operations similar to that of Windows Explorer . Pop-up blocking and tabbed browsing were added respectively in Internet Explorer 6 and Internet Explorer 7 .