Google is currently rolling our ChromeOS 74.0.L337.0 to users on the Dev Channel that brings several major changes to your Chromebook. Users who upgrade to this build will immediately notice a few visual improvements as ChromeOS begins embracing the new “squircle” icons that is being used on Android. Even more interesting is that Google has actually brought support for MS-DOS with full CGI color emulation to supported Chromebooks (specifically the Pixelbook, Pixel Slate and HP Chromebook X2). Here are the steps to activate it