Complex sentence: From Windows 95 and Windows NT 4.0 onward, File Manager was superseded by Windows Explorer; however the WINFILE.EXE program is included with Windows 95, Windows NT 4.0, Windows 98, and Windows Me.
Split into simpler sentences: From Windows 95 and Windows NT 4.0 onward, File Manager was superseded by Windows Explorer. However, the program was included with Windows 95, Windows NT 4.0, Windows 98, and Windows Me.