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Free Windows 10 & 11 Generic Product Keys (For Installation & Setup)

Gary Walsh
Gary Walsh is the Head of Tech Support at Software Supplies, with more than 20 years in the IT industry. Fully Microsoft-certified and experienced across the full business software stack — from Windows and Office to cloud infrastructure and device management — Gary delivers practical, no-nonsense advice that helps users and businesses get the most from their technology.
Windows Reference Published June 2024 Updated April 2026 4 min read

Microsoft publishes free generic setup keys for every Windows 10 and Windows 11 edition. They allow installation to proceed without skipping the licence prompt — but they do not permanently activate Windows. Here is the complete reference, with copy-in-one-click keys for every edition.

Important These are generic setup keys, not activation keys. Windows will remain unactivated after installation. To permanently activate Windows, unlock personalisation, and receive security updates, you need a genuine retail licence key — entered via Settings → System → Activation once setup is complete.

Windows 11 Generic Setup Keys

Enter one of these keys at the product key prompt during Windows 11 setup to proceed with installation. The edition you select during setup must match the key you use.

  • Windows 11 Home YTMG3-N6DKC-DKB77-7M9GH-8HVX7 Activate →
  • Windows 11 Pro VK7JG-NPHTM-C97JM-9MPGT-3V66T Activate →
  • Windows 11 Enterprise XGVPP-NMH47-7TTHJ-W3FW7-8HV2C Volume licence
  • Windows 11 Education YNMGQ-8RYV3-4PGQ3-C8XTP-7CFBY Institutional

Installed Windows 11 using one of these keys? The next step is permanent activation with a genuine retail licence.

Activate Windows 11 Home Activate Windows 11 Pro

Not sure which edition you need? Our free Windows 11 Licence Advisor recommends the right edition for your situation, or see our Home vs Pro comparison guide.

Windows 10 Generic Setup Keys

Windows 10 reached end of support in October 2025 Microsoft no longer issues security updates for Windows 10. If you are setting up a machine using these keys, upgrading to Windows 11 is strongly recommended once installation is complete. See our step-by-step Windows 10 to 11 upgrade guide.
  • Windows 10 Home 46J3N-RY6B3-BJFDY-VBFT9-V22HG Activate →
  • Windows 10 Pro RHGJR-N7FVY-Q3B8F-KBQ6V-46YP4 Activate →
  • Windows 10 Enterprise XGVPP-NMH47-7TTHJ-W3FW7-8HV2C Volume licence
  • Windows 10 Education YNMGQ-8RYV3-4PGQ3-C8XTP-7CFBY Institutional

Installed Windows 10 and need permanent activation?

Activate Windows 10 Home Activate Windows 10 Pro

Planning to move to Windows 11? Our Windows 10 to 11 upgrade guide walks through the full process including licence key activation on the new OS.

What Are These Keys For?

Generic setup keys serve a specific, legitimate purpose in the Windows installation process. They are published by Microsoft in their official KMS client documentation for the following uses:

  • Installation — they allow setup to progress past the product key prompt without skipping it, ensuring the correct edition is selected from the start.
  • IT administration — useful for imaging machines or configuring virtual environments before applying individual retail keys to each device.
  • Evaluation — they allow Windows to be configured and tested before committing to a licence purchase.
  • Reinstallation — if you need to reinstall Windows and your retail key is temporarily unavailable, a generic key gets setup running while you locate it.
After installation Once setup is complete, go to Settings → System → Activation, click Change product key, and enter your genuine 25-character retail licence key. Activation completes in seconds over an internet connection.

Keys for Other Editions

Microsoft publishes generic keys for a wider range of editions including Pro N, LTSC, Pro for Workstations, IoT Enterprise, and Windows Server variants. The full authoritative list is maintained in Microsoft’s official documentation:

👉 Microsoft KMS Client Setup Keys — official documentation

Why a Genuine Retail Licence Matters

Without a genuine licence, Windows remains in an unactivated state after setup. This has practical consequences:

  • No security updates — leaving the system exposed to vulnerabilities as they are discovered
  • A persistent “Activate Windows” watermark on the desktop
  • Personalisation features locked — wallpaper, colours, lock screen, themes
  • Certain system settings restricted or unavailable

A genuine retail key resolves all of this immediately and permanently, with no ongoing subscription required.

Genuine Windows licence keys — instant delivery, lifetime activation

  • 100% genuine retail licence keys
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Frequently Asked Questions

  • Q

    Will these keys permanently activate Windows?

    No. These are generic setup keys published by Microsoft for installation and evaluation purposes only. Windows will remain unactivated after setup. Permanent activation requires a genuine retail product key entered via Settings → System → Activation.

  • Q

    Are these keys legal to use?

    Yes. These keys are published by Microsoft in their official KMS client documentation specifically for installation and evaluation use. Microsoft places no restriction on their use for completing Windows setup and testing environments.

  • Q

    What is the difference between a generic key and a KMS key?

    They refer to the same thing. KMS (Key Management Service) keys are designed for volume licensing environments where a KMS server handles activation across multiple machines. For individual home or business users, a genuine retail product key is the appropriate licence type for permanent activation.

  • Q

    Can I use a Windows 11 key on a Windows 10 installation?

    No. Retail product keys are version and edition specific. A Windows 11 Home key activates Windows 11 Home only — it will not activate Windows 10, and a Windows 10 key cannot activate Windows 11. If upgrading from Windows 10 to Windows 11, a Windows 11 retail licence key is required.

  • Q

    Is Windows 10 still safe to use?

    Windows 10 reached end of support in October 2025. Microsoft no longer issues security patches, meaning vulnerabilities discovered after that date remain unpatched on Windows 10 systems. Upgrading to Windows 11 is strongly recommended for any machine whose hardware supports it. Our Windows 10 to 11 upgrade guide covers the full process.

  • Q

    How do I activate Windows after installing with a generic key?

    Go to Settings → System → Activation. Click Change next to Change product key, enter your 25-character genuine retail licence key, and follow the on-screen prompts. Activation completes in seconds over an internet connection and is permanent — no recurring check-ins required.

  • Q

    Should I choose Windows 11 Home or Pro?

    Home is right for most personal and everyday use. Pro adds features for business and power users: BitLocker drive encryption, Remote Desktop, Hyper-V virtualisation, Group Policy management, and Azure AD join. Use our free Windows 11 Licence Advisor for a personalised recommendation, or read our Home vs Pro comparison in full.

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