MS-DOS 1.0/1.1

MS-DOS 1.0/1.1

The original version of MS-DOS. This was a renamed version of QDOS which had been purchased by an upstart company called Microsoft.

 

MS-DOS 1.0

released

floppy

HDD

august 1981

5 1/4 Zoll
one-sided: 160 KB

none

 

Just before releasing version 1.25 there was a version 1.1.

I write the info about that version here and don’t create an extra entry for it as it was directly replaced by version 1.25.

 

MS-DOS 1.1

released

floppy

HDD

1982

5 1/4 inch
one-sided: 160 KB

none