Complex sentence: Windows 98, released on June 25 1998, added support for multiple monitors, WebTV, the FAT32 file system, and added functional USB drivers, Internet Explorer 4.0, and the Active Desktop feature which was integrated into Windows Explorer.
Split into simpler sentences: Windows 98, released on June 25 1998, added support for multiple monitors, WebTV, the FAT32 file system. It included Internet Explorer 4.0 and the Active Desktop feature which was integrated into Windows Explorer.