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How Low Can Windows 11 Go? Exploring Ultra-Minimal Installations

How Low Can Windows 11 Go? Exploring Ultra-Minimal Installations
source: gettyimages
September 16, 2025

Windows 11's storage footprint can be astonishingly small thanks to innovative projects like Nano11 and Tiny11. For instance, the Nano11 installation media itself is only 2.2 GB, with the installed OS occupying just 2.8 GB—the smallest possible version that can still boot to a desktop and remain usable, albeit in a limited way.

Tiny11 and Nano11: Pushing Windows 11 to the Limits

The creator behind Nano11, NTDEV, updated Tiny11 earlier this month to enable users to craft custom Windows 11 images stripped of many Microsoft-essential components. This includes features like Copilot, Outlook, and Teams, making the OS even leaner. The update ensures compatibility with Windows 11 25H2 and leverages LZX compression for smaller image sizes—but with the caveat that the compression process requires significant RAM and patience.

> "Keep in mind that this takes a while and it uses A LOT of RAM, so be patient," warns NTDEV.

The Risks and Limitations

It’s important to note that Tiny11 and Nano11 are not sanctioned by Microsoft and are intended solely for testing purposes. These stripped-down versions are unstable for daily use, as they cannot be updated, added back with features, or customized easily. Nano11 goes even further, removing Windows Update, system services, and Defender, making the OS static and non-serviceable.

> "You cannot add back features or languages in an image created with this script!" — NTDEV

Use Cases and Ethical Considerations

While Nano11 is not suitable as a daily driver, it serves as an impressive proof of concept demonstrating that Windows 11’s bloat is a deliberate design choice by Microsoft. For testing, embedded applications, or learning purposes in a virtual machine, such minimal environments can be invaluable, provided users understand the limitations.

Final Thoughts

Removing unnecessary Windows components can be satisfying for enthusiasts with the technical skill, but it requires careful handling and acceptance of its experimental nature. The development of Nano11 underscores the flexibility—and potential excess—built into Windows 11, inviting curious users to explore how minimal an operating system can become.

Note: Proceed with caution and always remember that such customizations void support and stability.

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