This guide explains how to get the 64-bit installer for your device, the system requirements you need, and the official steps to set it up. Understanding ChromeOS vs. ChromeOS Flex
Chrome OS uses coreboot (an open-source firmware) instead of traditional BIOS or UEFI. Standard PCs use UEFI or Legacy BIOS. An official Chrome OS ISO would fail to boot on 99% of consumer laptops without major firmware modifications. Google Chrome Os Download Iso 64 Bit