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These formats are usually handled by older equipment.

By the late 2000s, computers were rarely manufactured with installed floppy disk drives 3½-inch floppy disks can be used with an external USB floppy disk drive, but USB drives for 5¼-inch, 8-inch, and non-standard diskettes are rare to non-existent. Floppy disks are read and written by a floppy disk drive (FDD).įloppy disks, initially as 8-inch media and later in 5¼-inch (133 mm) and 3½-inch (90 mm) sizes, were an ubiquitous form of data storage and exchange from the 1970s into the 2000s. A floppy disk, also called a floppy, diskette or just disk, is a type of disk storage composed of a disk of thin and flexible magnetic storage medium, sealed in a rectangular plastic enclosure lined with fabric that removes dust particles.