The most critical fact regarding Windows 11 is that Microsoft has officially dropped support for 32-bit (x86) CPUs. Unlike Windows 10, which offered separate versions for older 32-bit hardware, Windows 11 is strictly a 64-bit operating system. Therefore, an official "all-in-one" ISO containing both 32-bit and 64-bit versions does not exist in the traditional sense. If you encounter a website offering a 32-bit version of Windows 11, it is likely a modified or illegitimate file that could compromise your system’s security. Official Ways to Download the Windows 11 ISO

Before downloading the ISO, ensure your hardware meets the following strict criteria: How to Install from an ISO File

Visit the official Windows 11 download site . Scroll down to the "Download Windows 11 Disk Image (ISO)" section. 2. Select Edition