If you are running Mac OS 8.6 on an iMac(333MHz), Blue and White G3, or 1999 PowerBook G3, please download USB Mass Storage Support v1.3.5 from the Apple website at the URL below:

http://asu.info.apple.com/swudates.nsf/artnum/n11418

For iBook, iMac(350/400), and PowerMac G4, USB Mass Storage Support should be built into the Mac OS ROM file that shipped as part of their Mac OS 8.6 or Mac OS 9.0. USB Mass Storage Support is an integral part of the Mac OS ROM file and automatically supports all Power Macintosh system with built-in USB. For PowerBook G3 with any 3rd party USB adapter, It is assumed that you had installed USB Adapter Card Support. Therefore, there is no need to download USB Mass Storage Support v 1.3.5

This USB floppy drive does not Auto-Eject the floppy diskette. To remove the floppy diskette from the drive, trash the diskette icon first, then remove the floppy diskette from floppy drive. Manually ejecting a mounted diskette without trashing the diskette icon first may cause system errors.

There are two different USB Floppy Disk Drive for Windows 98. Please check the model and download the proper driver.

FDD driver (1)	FDD driver (2)