Microsoft MS-DOS 6.22 - Installer Floppy Disks - 3.5" 1.44MB - DOS 6.2 3 disks

Microsoft MS-DOS Step-Up 6.0 to 6.2 High Density 3.5” Floppy Upgrade Disc Sealed

Microsoft MS-DOS 6.2 Step-UP Upgrade from MS-DOS 6.0 to 6.2

Dell OEM Microsoft Windows 3.1 & MS DOS 6.0 on floppy disk

MS-DOS 6.0 Upgrade Operating System 3.5" Floppy Discs Sealed New In Box

Vintage Microsoft MS-DOS 5 Upgrade 5.25" (5) Floppy Disks + Mouse Setup Disk

MS-DOS 6 Upgrade Floppy’s Included

Microsoft MS-DOS 6.0 Upgrade 3.5" Floppy Boot Disks - (disk 1, 2, and 3)