This is a floppy disk from the 1980's, containing a full operating system (MS-DOS). The capacity of the floppy disk was 360KB. Microsoft Flight Simulator 2020 was released recently. The total download
![Software & DOS / Windows / OS/2 / Novell / Linux Betriebssysteme @ Computer-Retro.de | Vintage by Gutschy Software & DOS / Windows / OS/2 / Novell / Linux Betriebssysteme @ Computer-Retro.de | Vintage by Gutschy](https://computer-retro.de/Bilder/Software/Commodore-PC-I-MS-DOS-320-System-Disk-5,25zoll-original-versiegelt-1987_thumbnail.jpeg)
Software & DOS / Windows / OS/2 / Novell / Linux Betriebssysteme @ Computer-Retro.de | Vintage by Gutschy
![Microsoft MS-DOS 5.0 (Chicony OEM) (German) : Microsoft : Free Download, Borrow, and Streaming : Internet Archive Microsoft MS-DOS 5.0 (Chicony OEM) (German) : Microsoft : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/MicrosoftMS-DOS5.0ChiconyOEMGerman/disk1.jpg)
Microsoft MS-DOS 5.0 (Chicony OEM) (German) : Microsoft : Free Download, Borrow, and Streaming : Internet Archive
![MS-DOS Ver 3.21 + supplemental disk / GW-BASIC Ver 3.20 Rev 2.0C : Microsoft Corp. : Free Download, Borrow, and Streaming : Internet Archive MS-DOS Ver 3.21 + supplemental disk / GW-BASIC Ver 3.20 Rev 2.0C : Microsoft Corp. : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/MSDOSV321supgwbasic/1.jpg)