Assuming you have a utility called usbfloppy140.exe or similar:
The USB Floppy Manager 140 is a specialized utility suite designed to interface with specific USB floppy controllers. Unlike the generic Windows driver, this software allows for low-level access to the magnetic media. usb floppy manager 140 software hot
The software can format a standard USB drive into "blocks" or partitions that mimic the capacity of traditional 1.44MB, 1.2MB, or 720KB floppies. Assuming you have a utility called usbfloppy140