Once you've downloaded the ZIP file, extract it to obtain the ISO file:
This is the recommended way to get the ChromeOS experience on non-Google hardware. Requirements Architecture : A 64-bit Intel or AMD x86-64 compatible device. : At least 4 GB. : 16 GB of internal space. : 8 GB or larger (Avoid SanDisk drives if possible). Step 1: Create the USB Installer Install the Chromebook Recovery Utility extension in your Chrome browser. Open the utility and click Get Started Google ChromeOS Flex as the manufacturer and ChromeOS Flex as the product. Google Chrome Os Download Iso 64 Bit
Google created for exactly this purpose—running ChromeOS on old PCs and Macs. It’s free, enterprise-ready, and receives automatic updates. Once you've downloaded the ZIP file, extract it