Google does not release Chrome OS as a public ISO. Instead, Chrome OS is proprietary software shipped exclusively on Chromebooks and Chromeboxes.
Current Subject: Analysis of “Chrome OS ISO 64-bit Free” Request chrome os download iso 64 bit latest version free
The standard Google ChromeOS is only pre-installed on verified Chromebook hardware. However, Google released as a free, cloud-first operating system to help users revitalize older laptops and desktops. Google does not release Chrome OS as a public ISO