Because you tried to use Rufus or BalenaEtcher with a fake ISO. Go back to Part 3 and use Google’s official Chromebook Recovery Utility. It is the only tool that correctly writes the 12+ partitions.
Because Chrome OS Flex is designed to replace the entire operating system, it takes over the whole drive. It will delete your existing Windows/macOS partition. If you want to keep your old OS, you must set up a dual-boot configuration beforehand, which is an advanced process not officially supported by Google. download chrome os flex iso
To summarize: The correct download is a custom .bin image obtained via the Chromebook Recovery Utility. This ensures proper partition alignment, verified boot signatures, and hardware compatibility. After writing the image to a USB drive using the same utility (or dd /Rufus), you can boot into a live environment and then install to your internal drive. Because you tried to use Rufus or BalenaEtcher
The of the computer you are trying to convert Because Chrome OS Flex is designed to replace
Once your USB installer is ready, you can deploy ChromeOS Flex to your target PC or Mac hardware. Step 1: Boot from the USB Drive Turn off the target computer. Insert your bootable ChromeOS Flex USB drive.
Components manufactured before 2010 might result in a poor user experience.