Change Windows 8 Serial Key Cmd

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Issue command slmgr.vbs -ckms (this command clears KMS) issue command slmgr.vbs -upk (uninstall product key) issue command slmgr.vbs -ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (install new product key where X is your 25 digit product key) issue command slmgr.vbs -ato (activate your copy of windows) That’s it.


With Windows 8/8.1 The Product Key on preinstalled Operating Systems (HP, Acer, etc) is embedded in the BIOS in the Motherboard, so that the lost and/or worn C.O.A. Sticker problem is no more.

When you reinstall it will pick up the Product Key and activate the system automatically.

If it does not, follow these steps:

'How to Activate Windows 8 and 8.1 by Phone'

'Get help with activation errors'

'How to activate a Microsoft product by using Microsoft Product Activation Center'

Windows 8 serial key crack


This information may interest you if you do wish to keep a record of it; after you reinstall it:

'Windows 10 Embedded Product Key Tool'

Adobe acrobat pdf serial key generator. » Resources » PDF » How to Activate Acrobat DC without Serial Number How to Activate Acrobat DC without Serial Number We suppose that you want to install or reinstall Adobe Acrobat, but you have lost your serial number that come with the program.

'We’re proud to introduce the immediate release of our newest utility for Windows users: the NeoSmart Technologies Embedded Product Key Tool. Designed for users of Windows 7, Windows 8, and Windows 10, our embedded product key tool will retrieve and display the Windows setup product key embedded in the BIOS or EFI, allowing you to store it for safe-keeping or use it to reinstall Windows with an official Windows setup image.'

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Change Windows 8 Serial Key Cmd

Install Windows Key Cmd


Windows 7 Cmd Find Product Key

If you need to change the product key of the installed OS, for example. suppose you have installed Windows 10 initially with a generic key, and then wish to change it to an authentic key that you purchased, this can be done quickly without reinstalling. You don't need any third party tools or complex Registry tweaks. Note: This trick also works in Windows 8.1, Windows 8, Windows 7 and Windows Vista. Follow the steps below.

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Change the product key in Windows 10

  1. Open an elevated command prompt. See: How to open elevated command prompt in Windows 10.
  2. Type the following command to install a new product key and press Enter:

    Replace '111' with your actual product key.

  3. To activate Windows after changing the key, you need to run the following command:

Wait for a few seconds and the check System Properties window in Control PanelSystem and SecuritySystem. It should say that Windows 10 is activated.
That's it.

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