Vintage IBM DOS 5.0 Upgrade Kit Disk Operating System Software 3.5" Floppy Disks

CONDITION NOTE: The floppy discs are still sealed in their envelopes as shown in the photos.  Up for sale is a vintage IBM DOS 5.00 (Disk Operating System) software kit, designed for IBM Personal Computers and PS/2 systems. This is an upgrade version, requiring a previous installation of DOS (version 2.1 or higher).  This complete kit includes the original box, 3.5-inch diskettes, and a collection of manuals and documentation, including the User's Guide and Reference, Getting Started - Upgrade, and Program License Information. All components are in good condition for their age, showing some signs of shelf wear on the box as visible in the images. The software is provided on three 720KB 3.5-inch diskettes.  Key Features:  * **Version 5.00**: Enhanced memory management and improved user interface over previous versions. * **Compatibility**: Supports a wide range of IBM Personal System/2, IBM Personal Computer, PC XT, PC AT, and compatible systems. * **Format**: Provided on 3.5-inch diskettes. * **Documentation Included**: User's Guide, Getting Started, and Program License.  Ideal for collectors, vintage computer enthusiasts, or anyone looking to restore an old IBM compatible system. Please review all images carefully to assess the condition of the items.