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Activate window

Boss Chokchaiwattanajinda 0 Reputation points
2026-05-20T14:11:12.2333333+00:00

so im just reset factory the pc and i reinstall window 11 because it reboot again and again stuck at prepare so i just go to my dad and get usb/dvd to install and when im install window 11 and it need to reactivate win 11 again mine is pre-build pc and as long as i remember it not appear activate but when i install it again it need to activate again and i dont have money so i just search thing up and it mainboard it remember that we activate it but mine just dont i scared that my dad will scold me for doing thing that dont suppose to do my pc and fps drop so i just reser factory somebody help?

Windows for home | Windows 11 | Licensing and activation
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  1. DaveM121 879.6K Reputation points Independent Advisor
    2026-05-20T14:45:23+00:00

    I need to check what type of Windows licence was installed on that device.

    1

    Click your Start Button, type cmd then right click Command Prompt and choose 'Run as Administrator'

    Run or paste this command and hit Enter:

    slmgr.vbs /dlv

    Please post a screenshot of the resulting dialog

    3

    Download the free ShowKeyPlus app from the Microsoft Store.

    Please provide a screenshot of that app window and please hide any product key in the screenshot.

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  2. AI answer

    2026-05-20T14:11:29.29+00:00

    Since this is a prebuilt PC that originally came with Windows 11 activated, the license is usually tied to the motherboard as a digital license. After a factory reset or clean reinstall of the same edition, Windows 11 should normally reactivate automatically as long as:

    • The same edition is installed (for example, Windows 11 Home vs Windows 11 Pro).
    • The motherboard has not been changed.

    Try these steps in order:

    1. Check activation status and edition
      • Select Start > Settings > System > Activation.
      • Confirm which edition is installed (Windows 11 Home or Pro) and whether it shows any error.
    2. If the wrong edition was installed
      If the PC originally had Windows 11 Home but the reinstall used Windows 11 Pro (or the other way around), activation will fail.
      • In Settings > System > Activation, select Troubleshoot.
      • If a valid digital license for a different edition is found, Windows will offer to switch to that edition.
    3. If Windows asks for a product key
      Because this is a prebuilt PC, the product key is usually embedded in firmware as a digital license, so no key is needed if the correct edition is installed. During reinstall, it is possible to skip entering a key by choosing I don’t have a product key; Windows should activate automatically afterward if the edition matches the license.
    4. If activation still fails
      • In Settings > System > Activation, select Troubleshoot.
      • If there was a hardware change (like a motherboard replacement), or Windows reports errors such as 0xC004F211 or 0xC004F213, follow the steps in the troubleshooter.
      • If the troubleshooter cannot fix it, use the option to reactivate after a hardware change if it appears.
    5. If none of the above works
      • Follow the guidance in Get help with Windows activation errors to check the specific error code shown on the Activation page and apply the recommended fix.
      • If Windows originally came preinstalled and the motherboard was replaced, a new license might be required.

    These steps do not require buying a new key as long as the original digital license on the motherboard is still valid and the correct Windows 11 edition is installed.


    References:

    AI-generated content may be incorrect. Read our transparency notes for more information.

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