SonyOS

SonyOS was created by Sony Corporation from 1989, it ran well on intel i486 processors and intel i486 sx from 1991.

it also included themes like Sony, Air, Sea, Green, Birthday, Electric.

the company Sony sold 13 billion copies of SonyOS from the Sony building in Tokyo Japan.

it had some programs like Sony Calculator, Sony Reversi, Sony Clock 1.0, Sony Movie Maker 0.0.

in 1990 they created SonyOS 1.0 it had a lot of new themes and programs.

Versions of SonyOS
SonyOS 1.0 (1990)