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
![MS DOS 6.22 Upgrade Disk 1-3 Microsoft : Microsoft : Free Download, Borrow, and Streaming : Internet Archive MS DOS 6.22 Upgrade Disk 1-3 Microsoft : Microsoft : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/ms-dos-6.22-upgrade-disk-1-3-microsoft/MS-DOS%206.22%20Upgrade%20Disk2%20-%20Microsoft.jpg)
MS DOS 6.22 Upgrade Disk 1-3 Microsoft : Microsoft : Free Download, Borrow, and Streaming : Internet Archive
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MS-DOS İşletim Sistemleri Disk işletim sistemi IBM PC DOS, IBM, mor, metin, bilgisayar png | PNGWing
![IBM PC DOS Disk işletim sistemi MS-DOS İşletim Sistemleri, IBM, metin, malzeme, microsoft png | PNGWing IBM PC DOS Disk işletim sistemi MS-DOS İşletim Sistemleri, IBM, metin, malzeme, microsoft png | PNGWing](https://w7.pngwing.com/pngs/949/914/png-transparent-ibm-pc-dos-disk-operating-system-ms-dos-operating-systems-ibm-text-material-microsoft.png)