Windows 11 21h2 Iso Jun 2026

The Enterprise and Education editions of 21H2 get support until October 2025. Same ISO build number, different lifecycle.

21H2 is historically interesting as the first Windows 11 version, but using it now is risky unless you're on Enterprise or testing offline. If you want a retro "original experience" VM, grab it—but don't connect it to the internet. windows 11 21h2 iso