Reactivating Windows after a hardware change (2024)

Windows 11Windows 10

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow.

When installing Windows 11, the digital license associates itself with your device's hardware. If you make significant hardware changes on your device, such as replacing your motherboard, Windows will no longer find a license that matches your device, and you’ll need to reactivate Windows to get it up and running.

To activate Windows, you'll need either a digital license or a product key. To find out which you need, see "What activation method do I use, product key or digital license?" in Activate Windows. Then, use the following info to help you successfully prepare for a hardware change and reactivate Windows.

Prepare your Windows 11device for a hardware change

First, follow these steps to find out if Windows 11is already activated.

Select theStartbutton, then selectSettings>System> Activation.

Open Activation settings

If you're not activated, complete the activation process with the steps you see on the Activation page.If you experience an error while activating, seeGet help with Windows activation errors.

Once you've confirmed that Windows 11is activated, follow these steps:

In Windows 11, it is essentialthat you link your Microsoft account with the Windows 11digital license on your device.Linking your Microsoft account with your digital license allows you to reactivateWindows using the Activation troubleshooter whenever you make a significant hardware change.

First, you'll need to find out if your Microsoft account (What is a Microsoft account?) is linked to your Windows 11digital license. To find out, select the Startbutton,then selectSettings > Systemand then selectActivation. The activation status message will tell you if your account islinked.

Open Activation settings

Activation status

Description

Windows is activated with a digital license

This means that your Microsoft account is not linked to your digital license.

Follow instructions for Add an account.

Windows is activated with a digital license linked to your Microsoft account

Thismeans that your Microsoft account is already linked to your digital license.

No further action is required. You are ready to use the activation troubleshooter.

If your Microsoft account is not linked to your digital license, follow these steps toAdd an account:

  1. Sign in as an administrator to add your Microsoft account. To confirm that you're using an administrator account, select the Startbutton, then selectSettings > Accounts> Your info. Under your name, you’ll see Administrator. If you’re not an administrator, see Create a local user or administrator account.
    Go to Your info in Settings

  2. Confirm that the administrator account is also your Microsoft account by checking to see if an email address is displayed above Administrator. If an email address is displayed, this is a Microsoft account. If not, you’re logged in using a local account. If you don’t yet have a Microsoft account, see How to create a new Microsoft account.

  3. Once youconfirmthat you’re an administrator and using your Microsoft account, go back to the Activation page, select Add an account, enter your Microsoft account and password, then select Sign in.

After your Microsoft account has been added, the message on theActivation page will changeto:Windows is activated with a digital license linked to your Microsoft account.

Make sure that the edition, Windows 11Home or Windows11Pro, is the same before and after your hardware change. Your digital license and product key will reactivate only if the edition remainsthe same.

You can see your edition on the same Activation page where you checked your activation status. To see which edition you have, select the Startbutton,then selectSettings > System> Activation.

See your edition of Windows

If you used a product key to get to Windows 11, then you’ll need that key again after the hardware change. To find out how to locate your key, see Find your Windows product key.

For more info about product keys and digital licenses, see Activate Windows.

Reactivate Windows 11after a hardware change

When you're ready to reactivate, make sure that your device is connected to the internet and then follow the stepsfor either a digital license or product key.

You’ll need to first add your Microsoft account andlink your account to the digital license on your device.After linking your Microsoft account, run the Activation troubleshooter to reactivate Windows 11.

This troubleshooter will only be available if your copy of Windows 11isn’t activated.

To use the Activation troubleshooter:

  1. Sign in as an administrator. For more info, see Create a local user or administrator account in Windows.

  2. Select theStartbutton, then selectSettings > System> Activation>Troubleshoot. The troubleshooter will show Windows can’t be activated on your device.

    Open Activation settings

  3. Select I changed hardware on this device recently, then select Next.

  4. Enter your connected Microsoft account and password,then select Sign in. The troubleshooter will only work with the connected Microsoft account.

  5. From the list of devices that are linked to your Microsoft account, select the check box next to This is the device I’m using right now.

  6. Select Activate.

If you don’t see the device you’re using in the list of results, make sure that you signed in using the same Microsoft account you associated with the Windows 11digital license on your device.

If you continue to experience errors while activating, seeGet help with Windows activation errors and locate the error you're getting.

If you didn’t link your Microsoft account to the digital license before the hardware change AND you used a product key to upgrade to Windows 11, then continue to next section.

If Windows 11wasn't pre-installed on your device when purchasedand you used a product key to upgrade to Windows 11, then you'll need that same product key after the hardware change.

Select theStartbutton, then selectSettings > Update & Security> Activation> Change Product Key,then enter the product key.

Enter your product key in Settings

If you installed a retail copy of Windows 11on your device using a Windows 11product keyand then made hardware changes, follow this same process using your Windows 11productkey.

If you continue to experience errors while activating, seeGet help with Windows activation errorsand locate the error you're getting.

If you don't have a digital license or product key

If you don't have a product key or digital license, you can purchase a Windows 11digital license after installation finishes. Follow these steps to make a purchase:

Select theStartbutton, then selectSettings > Update & Security > Activation. Then select Go to Store to go to the Microsoft Storeapp where you can purchase a Windows 11digital license.

Go to Store

Need more help?

If you need additional help reactivating Windows on your device, contactcustomer support.

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow.

When installing Windows 10, the digital license associates itself with your device's hardware. If you make significant hardware changes on your device, such as replacing your motherboard, Windows will no longer find a license that matches your device, and you’ll need to reactivate Windows to get it up and running.

To activate Windows, you'll need either a digital license or a product key. To find out which you need, see "What activation method do I use, product key or digital license?" in Activate Windows. Then, use the following info to help you successfully prepare for a hardware change and reactivate Windows 10.

Prepare your Windows 10 device for a hardware change

First, follow these steps to find out if Windows 10 is already activated.

Select theStartbutton, then selectSettings>Update & Security> Activation.

Open Activation settings

If you're not activated, complete the activation process with the steps you see on the Activation page.If you experience an error while activating, seeGet help with Windows activation errors.

Once you've confirmed that Windows 10 is activated, follow these steps:

In Windows 10 (version 1607 or later), it is essentialthat you link your Microsoft account with the Windows 10 digital license on your device.Linking your Microsoft account with your digital license allows you to reactivateWindows using the Activation troubleshooter whenever you make a significant hardware change.

First, you'll need to find out if your Microsoft account (What is a Microsoft account?) is linked to your Windows 10 digital license. To find out, select the Startbutton,then selectSettings > Update & Securityand then selectActivation. The activation status message will tell you if your account islinked.

Open Activation settings

Activation status

Description

Windows is activated with a digital license

This means that your Microsoft account is not linked to your digital license.

Follow instructions for Add an account.

Windows is activated with a digital license linked to your Microsoft account

Thismeans that your Microsoft account is already linked to your digital license.

No further action is required. You are ready to use the activation troubleshooter.

If your Microsoft account is not linked to your digital license, follow these steps toAdd an account:

  1. Sign in as an administrator to add your Microsoft account. To confirm that you're using an administrator account, select the Startbutton, then selectSettings > Accounts> Your info. Under your name, you’ll see Administrator. If you’re not an administrator, see Create a local user or administrator account.
    Go to Your info in Settings

  2. Confirm that the administrator account is also your Microsoft account by checking to see if an email address is displayed above Administrator. If an email address is displayed, this is a Microsoft account. If not, you’re logged in using a local account. If you don’t yet have a Microsoft account, see How to create a new Microsoft account.

  3. Once youconfirmthat you’re an administrator and using your Microsoft account, go back to the Activation page, select Add an account, enter your Microsoft account and password, then select Sign in.

After your Microsoft account has been added, the message on theActivation page will changeto:Windows is activated with a digital license linked to your Microsoft account.

Make sure that the edition, Windows 10 Home or Windows10 Pro, is the same before and after your hardware change. Your digital license and product key will reactivate only if the edition remainsthe same.

You can see your edition on the same Activation page where you checked your activation status. To see which edition you have, select the Startbutton,then selectSettings > Update & Security> Activation.

See your edition of Windows

If you used a product key to get to Windows 10, then you’ll need that key again after the hardware change. To find out how to locate your key, see Find your Windows product key.

For more info about product keys and digital licenses, see Activate Windows.

Reactivate Windows 10 after a hardware change

When you're ready to reactivate, make sure that your device is connected to the internet and then follow the stepsfor either a digital license or product key.

You’ll need to first add your Microsoft account andlink your account to the digital license on your device.After linking your Microsoft account, run the Activation troubleshooter to reactivate Windows 10.

This troubleshooter will only be available if your copy of Windows 10 (version 1607 or later) isn’t activated.

To use the Activation troubleshooter:

  1. Sign in as an administrator. For more info, see Create a local user or administrator account in Windows 10.

  2. Select theStartbutton, then selectSettings > Update & Security > Activation>Troubleshoot. The troubleshooter will show Windows can’t be activated on your device.

    Open Activation settings

  3. Select I changed hardware on this device recently, then select Next.

  4. Enter your connected Microsoft account and password,then select Sign in. The troubleshooter will only work with the connected Microsoft account.

  5. From the list of devices that are linked to your Microsoft account, select the check box next to This is the device I’m using right now.

  6. Select Activate.

If you don’t see the device you’re using in the list of results, make sure that you signed in using the same Microsoft account you associated with the Windows 10 digital license on your device.

If you continue to experience errors while activating, seeGet help with Windows activation errors and locate the error you're getting.

If you didn’t link your Microsoft account to the digital license before the hardware change AND you used a product key to upgrade to Windows 10, then continue to next section.

If Windows 10 wasn't pre-installed on your device when purchasedand you used a product key to upgrade to Windows 10, then you'll need that same product key after the hardware change.

Select theStartbutton, then selectSettings > Update & Security> Activation> Change Product Key,then enter the product key.

Enter your product key in Settings

If you installed a retail copy of Windows 10 on your device using a Windows 10 product keyand then made hardware changes, follow this same process using your Windows 10 productkey.

If you continue to experience errors while activating, seeGet help with Windows activation errorsand locate the error you're getting.

If you don't have a digital license or product key

If you don't have a product key or digital license, you can purchase a Windows 10 digital license after installation finishes. Follow these steps to make a purchase:

Select theStartbutton, then selectSettings > Update & Security > Activation. Then select Go to Store to go to the Microsoft Storeapp where you can purchase a Windows 10 digital license.

Go to Store

Need more help?

If you need additional help reactivating Windows on your device, contactcustomer support.

Reactivating Windows after a hardware change (2024)

FAQs

How do I reactivate Windows 10 after changing hardware? ›

If you have a digital license, run the Activation troubleshooter. You'll need to first add your Microsoft account and link your account to the digital license on your device. After linking your Microsoft account, run the Activation troubleshooter to reactivate Windows 10.

How do I install Windows after hardware change? ›

Part 2. Boot from Windows 10 Installation Media
  1. Insert the bootable USB drive into your computer with a new hard disk installed.
  2. Navigate to Boot Manager to set the bootable USB as the first boot device in the BIOS settings.
  3. You'll enter Windows Setup automatically when the computer boots up again. ...
  4. Tap Install now.
Mar 15, 2024

How to activate Windows 10 after changing hard drive? ›

To ensure reactivation happens successfully after a hardware change on Windows 10, use these steps:
  1. Open Settings.
  2. Click on Update & Security.
  3. Click on Activation.
  4. Confirm Activation is set to "Windows is activated with a digital license" under the "Windows" section.
Jan 15, 2024

Do I need to reactivate Windows with new CPU? ›

No, you shouldn't have to reinstall Windows. However, you will most likely need to reactivate it. If it is OEM license - meaning it came with the device, you need to purchase new license. If it is retail license, you need to go through activation troubleshooter and select the change hardware option to activate it.

Do I need to activate Windows after making a hardware change? ›

If you have changed your motherboard, you may need to reactivate Windows to ensure that it continues to function correctly. Here's how to do it: Go to the Start menu and click on "Settings". Click on "Update & Security".

Do you need to reinstall Windows 10 after replacing motherboard? ›

After motherboard change it's highly recommended to reinstall windows. Sometimes, if old motherboard is similar enough with the new motherboard (same model, same chipset board with same drivers), then reinstall can be avoided. But you'll still have to reinstall chipset and graphics drivers (and more).

Do you need to reinstall Windows after replacing a hard drive? ›

Easy Way of Replacing a hard Drive Without Reinstall Windows

The answer is disk cloning. You can transfer all the data including Windows files, system settings, applications, registry, documents, and more from the old hard drive to a new hard drive via cloning.

How do I get Windows to recognize new hardware? ›

How to Scan For Hardware Changes From the Computer Management Tool
  1. Bring up the Power User menu to select Computer Management on it.
  2. Click System Tools to select Device Manager.
  3. Select a device category.
  4. Click Action and Scan for hardware changes.
Nov 1, 2023

Can I reinstall activated Windows 10 after formatting my hard disk? ›

If you reinstall Windows 10 after you make a significant hardware change to your PC (such as replacing the motherboard), it may no longer be activated. If you were running Windows 10 (Version 1607) before the hardware change, you can use the Activation troubleshooter to reactivate Windows.

How do I activate Windows 10 already installed? ›

Activate Windows using a product key

During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product key > Change product key.

Why can't i activate Windows 10? ›

Reasons why you might see these errors: You entered a product key that can't be used to activate Windows. Enter a different product key or buy a new product key. You upgraded to Windows 10, but the activation servers were busy.

How many times can you reactivate Windows? ›

It depends on the type of Windows 10 license you have. If you had originally upgraded from a retail Windows 7 or Windows 8/8.1 license to the Windows 10 free upgrade or a full retail Windows 10 license, you can reactivate as many times and transfer to a new motherboard.

Is the Windows 10 key tied to the motherboard? ›

For Windows 11 and Windows 10, the product key is "injected" onto the computer motherboard at the factory. Installation and activation of Windows see the information in the BIOS of the computer to verify authenticity. Owners of these computers do not need a physical key to input.

What happens when Windows 10 is deactivated? ›

Windows 10 will continue to work even without activation. You will also receive regular updates. However, you will not be able to customize your system since the lock screen, background, wallpaper settings, and other important settings will be grayed ou until you activate Windows 10t.

Can I reinstall Windows 10 with same product key? ›

If you're reinstalling Windows on the same computer, you can use the same product key again. Can you use the same windows product key twice on the same computer? Yes. In some cases, the product key will be stored in the BIOS, and it won't even ask for a new one.

Can you go back to Windows 10 after upgrading? ›

If it was 10 days or less, then you may open Settings and go to System->Recovery and click on Previous version of Windows to rollback. In case it has been more than 10 days since the upgrade or the option is disable, then you won't be able to rollback, and you have to reinstall the Windows.

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