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However, the need to read and write was found necessary. Initially, they were designed to read the data and information available on the diskette. These 8-inch disks became available in the market in the 1970s-1980s. For older computers, the best way to load programs like Windows 3.0 was to use multiple disks to install the program. However, for high-density disks, it can store up to 730 KB.

It can store 730 KB on a double-density disk. 3½ DriveĪ 3 ½ floppy drive uses a magnetic floppy disk covered in plastic. This idea led to manufacturers producing double-sided drives which read both sides of the disk. Sometimes, you could modify a 5¼ floppy disk to enable writing data on both sides. Additionally, this floppy disk can store from 360 KB to 1.2 MB of data. It became included in computers in the 1990s. A 5¼-inch floppy was quite common during the 1980s.