How To Activate Your Windows 8.1

Activation helps verify that your re-create of Windows is genuine and hasn't been used on more devices than the Microsoft Software License Terms allow. This article will help you troubleshoot and fix mutual activation errors in Windows.

For help finding your production key, run across Find your Windows production key. For troubleshooting and other info about updating Windows 11, meet Windows Update: FAQ or Troubleshoot problems updating Windows. For info on upgrading to Windows 11, see Upgrade to Windows: FAQ.

If you're having trouble activating Windows 11, follow these steps to fix activation errors:

1. Confirm that your device is up to date and running Windows 11. In the search box on the taskbar, blazon winver, and then select Winver from the list of results. Yous'll see the version and build of Windows.
   Non running Windows 11? Learn how to update your device at update Windows.

2. Utilize the Activation troubleshooter to resolve simple errors. For more info, come across Try the Activation troubleshooter below.

3. If y'all're still getting an error, check the listing of error codes below and follow the suggested steps to resolve it.

4. Make certain the error hasn't changed. Sometimes when you run the Activation troubleshooter or try to activate, the error code and message will modify. If the error code has inverse, expect upwardly the new lawmaking beneath and follow the recommended steps. (If you're getting an mistake code that isn't listed on this page, contact client support.)

Not running Windows xi yet? See Actuate Windows or Activate Windows 7 or Windows eight.i.

Endeavor the Activation troubleshooter

If y'all're running Windows eleven, the Activation troubleshooter might help reactivate Windows if you recently made a significant hardware change (such equally replacing the motherboard) or reinstalled Windows.

You must be an ambassador to use this option. For more info, see Using the Activation troubleshooter.

Fix common errors

The following are some of the near common activation errors with possible solutions for Windows 11. If you're getting an error lawmaking that isn't listed on this page, contact customer support.

If you upgraded to Windows 11 for free and your device isn't activated, make certain you're running the latest version of Windows eleven. This version includes improvements to activation and troubleshooting activation errors. For more info virtually how to keep Windows up to date, encounter Windows Update: FAQ.

• For more than info about how activation works in Windows 11 or Windows x, see Actuate Windows.

• For more than info near how to activate Windows vii or Windows 8.1 including how to activate either past phone, run across Activate Windows seven or Windows 8.one.

Error	What information technology means and how to set up information technology
Windows reported that the hardware of your device has changed. 0xC004F211	A Windows license is associated with your device hardware. If you make pregnant hardware changes, such equally replacing your motherboard, Windows won't be able to observe a matching license the adjacent time you showtime your device. If Windows was preinstalled on the device and you accept made a change such as replacing the motherboard, you'll demand a new license. To buy a new Windows license, Start > Settings > System > Activation , and so select Go to Microsoft Store. Open Activation settings If you have a Windows production key you used on your device before the hardware alter, enter it past selecting Beginning > Settings > Organisation > Activation, and then selecting Change production key. Additionally, Microsoft provides an exception path for transferring a Windows License afterward a hardware modify. You lot'll need to be signed in to the same Microsoft account before making the hardware modify and to utilise the exception path. To access this exception path, select Start > Settings > Arrangement > Activation, and and then select Troubleshoot. If the troubleshooter can't resolve the issue, you'll run across a link to reactivate afterward a hardware change. Select it to follow this path. For more info, run into Reactivating Windows later on a hardware change.
The product key used on this device didn't work with this edition of Windows. You might demand to become in touch on with the store or company you lot bought Windows from, enter a different product key, or go to the Store to buy genuine Windows. 0xC004F212	When you reinstall Windows xi using a digital license, you're asked to choose which edition to install. If you choose an edition other than the one yous're licensed to use, you may receive this fault. If you think you installed the wrong edition, select Start > Settings > System > Activation, and then select Troubleshoot. If the troubleshooter detects a valid Windows 11 digital license for an edition not currently installed, it will let you know and prove you how to install the correct edition. Open Activation settings
Windows reported that no production primal was found on your device. 0xC004F213	A Windows license is associated with your device hardware. If y'all make pregnant hardware changes, such as replacing your motherboard, Windows won't be able to observe a matching license the adjacent fourth dimension you beginning your device. If Windows was preinstalled on the device and y'all have made a modify such as replacing the motherboard, you'll demand a new license. To buy a new Windows license, select Kickoff > Settings > System > Activation , and so select Get to Microsoft Store. Open up Activation settings If you lot have a Windows product key yous used on your device before the hardware modify, enter it past selecting Starting time > Settings > System > Activation, and then selecting Change production primal. In addition, Microsoft provides an exception path for transferring a Windows License after a hardware alter. Y'all'll need to be signed in to the same Microsoft business relationship before making the hardware modify and to use the exception path. To access this exception path, select Start > Settings > Update & Security > Activation, and then select Troubleshoot. If the troubleshooter can't resolve the outcome, you'll see a link to reactivate later a hardware modify. Select it to follow this path. For more info, see Reactivating Windows after a hardware change.
"Your Windows License Will Expire Shortly" warning	This may occur if you have a volume license client installed. Windows 11 Pro book license clients are used past large organizations that deploy Windows 11 to hundreds or thousands of computers. In this situation, activation is typically managed by your organization, and you'll need to contact your system ambassador for assist. For more than info, see Troubleshooting Windows license expiration issues.
0x803f7001	If you see error lawmaking 0x803F7001, it means that a valid Windows eleven license couldn't exist plant to actuate Windows on your device. Hither's how to activate Windows: Select Start  > Settings  > Organisation  > Activation . If you have a valid product cardinal, select Alter product key, and then enter the 25-character product key. If you don't have a valid product key, select Become to Microsoft Store, and follow the instructions to buy a digital license for Windows. Open Activation settings Notation:Your product key should exist in the confirmation e-mail yous received after ownership Windows, included with the packaging that came with your device, or on the Document of Authenticity (COA) attached to the back or bottom of your device. For help finding your product key, meet Find your Windows product key. For more info on how to troubleshoot error code 0x803F7001, see Fix Windows activation error 0x803F7001.
0x800704cF	This error ways we didn't find a valid Windows license for your device. You must utilise a valid product cardinal to activate Windows. Your product cardinal should be in the confirmation email you received later on buying Windows, included with the packaging that came with your device, or on the Certificate of Actuality (COA) attached to the back or bottom of your device. For assistance finding your product key, run into Find your Windows product key. If you have a valid product key, use it to activate Windows: Select Start > Settings  > System  > Activation . Select Alter production key, and then enter the 25-character product key. Open Activation settings If y'all've made a major change to your device's hardware, such as a motherboard replacement, run the Windows Activation troubleshooter located on the activation settings page. Annotation that you lot might exist asked to go through the reactivation process. For more than info, run across Using the Activation troubleshooter. Notes: If you're looking for info about how to activate Windows 7 or Windows 8.1 encounter Activate Windows 7 or Windows 8.1. If you're looking for info about how to activate Windows 11 see Activate Windows.
0xC004C060, 0xC004C4A2, 0xC004C4A2, 0x803FA067L, 0xC004C001, 0xC004C004, 0xC004F004, 0xC004C007, 0xC004F005, 0xC004C00F, 0xC004C010, 0xC004C00E, 0xC004C4A4, 0xC004C4A5, 0xC004B001, 0xC004F010, 0xC004F050	Reasons why y'all might see these errors: Y'all entered a product cardinal that can't exist used to activate Windows. Enter a different product fundamental or buy a new production key. You upgraded to Windows 11, but the activation servers were busy. If you lot upgraded from an activated re-create of Windows 7 or Windows 8.ane, your copy of Windows 11 will be automatically activated, or you can look a while and so select Activate. If you continue to have problems with activation, contact client support. You upgraded to Windows 11 using the free upgrade offer, but Windows 11 isn't activated after a reinstall. Your copy of Windows 11 should automatically be activated as long every bit you didn't make any significant hardware changes to your device (such every bit replacing the motherboard). If you go on to accept bug with activation, contact customer support.
0xC004C003	Yous may see this error considering the Windows eleven product key y'all entered isn't valid. Product keys are unique—assigned to a specific user to install on a single device. If a key was used (or attempted to be used) on multiple devices, information technology's marked equally not valid. To activate Windows, you'll demand to provide a different Windows primal unique to your device. If you bought a device from a reseller of Windows 11 and expected the key to be valid, contact the reseller. If your device was purchased with Windows 11 preinstalled and you received this activation error upon turning information technology on for the first time, contact your device manufacturer. If your experience with your device is unlike from those listed above, try the following: Run the Windows Activation Troubleshooter: Select Outset > Settings  > System  > Activation  and and so selectTroubleshoot. Open Activation settings Check to come across if you accept a paper copy of your Windows 25-grapheme product key you can enter to activate Windows eleven. If your device was recently repaired at an independent repair facility, contact them to meet if the repairs crave a new Windows 11 license. If the device is new and has never been activated, contact your device manufacturer.
0xC004F034	You might see this mistake if y'all entered an invalid product key or a production primal for a different version of Windows. Enter a valid product key that matches the version and edition of Windows eleven installed on your device. If Windows is installed on a device that connects to a Key Management Service (KMS) server, contact your organization's support person for more info virtually how to activate Windows.
0xC004F210	Yous might see this error if you lot entered a product fundamental for a different edition of Windows than the edition installed on your device. You might also see this error if y'all previously upgraded to Windows 11, but the current edition of Windows installed on your device doesn't match the edition of your digital license. You can either enter a valid product cardinal that matches the edition of Windows installed on your device or reinstall the edition of Windows eleven that matches your digital license. If your device is running Windows xi (Version 1607 or later), the Activation troubleshooter can aid you install the right edition of Windows on your device. For more info, see Using the Activation troubleshooter.
0xC004E016, 0xC004F210	You might run across this fault if you entered a product key for a dissimilar version or edition of Windows. For instance, a product key for the Enterprise edition of Windows 11can't be used to actuate Windows 11 Abode or Windows xi Core editions. Enter a product key that matches the version and edition of Windows installed on your device or buy a new re-create of Windows from the Microsoft Shop.
0xC004FC03	You might see this mistake if you're not connected to the cyberspace or your firewall settings are preventing Windows from completing the activation process online. Make certain that you're connected to the internet and your firewall isn't blocking Windows from activating. If you're still having problems, attempt to activate Windows past phone. In the search box on the taskbar, type SLUI 04, select SLUI 04 from the list of results, and then follow the instructions on the screen to activate Windows. Note:If you lot're running Windows 11 Pro EDU or Windows 11 Pro for Workstations, you must activate Windows over the internet—phone activation and SLUI 04 tin can't be used. See How to activate Windows xi Pro for Workstations and Windows 11 Pro EDU.
0xC004E028	You might see this error if y'all attempt to activate a device that is already in the process of activation. Your device should exist activated after the first request is completed.
0x8007267C	You might run across this error if you're not continued to the internet or the activation server is temporarily unavailable. Make sure that yous're connected to the internet and your firewall isn't blocking Windows from activating.
0xD0000272, 0xC0000272, 0xc004C012, 0xC004C013, 0xC004C014	If the activation server is temporarily unavailable, your copy of Windows will automatically be activated when the service comes back online.
0xC004C008, 0xC004C770, 0x803FA071	Yous might see this error if the product key has already been used on another device, or information technology's being used on more devices than the Microsoft Software License Terms allow. To fix the problem, purchase a production key for each 1 of your devices to activate Windows on them. If y'all're using Windows 11, you tin can purchase Windows from the Microsoft Store: Select Start > Settings  > Update & Security  > Activation . Select Become to Microsoft Store, then follow the instructions to buy Windows 11. Open Activation settings Notes: If you lot don't see Get to Microsoft Store on the Activation page, contact your system's support person. If you made a substantial hardware changes to your device (such every bit replacing the motherboard) and you have a valid product key, endeavour to activate Windows by phone. In the search box on the taskbar, type SLUI 04, select SLUI 04 from the list of results, and then follow the instructions on the screen to activate Windows. For more info about reactivating Windows 11 (Version 1607 or later) after a hardware change, run across Reactivating Windows after a hardware change. If y'all're running Windows 11 Pro EDU or Windows eleven Pro for Workstations, yous must activate Windows over the internet—phone activation and SLUI 04 can't exist used. Larn more about Windows 11 Pro EDU or Windows 11 Pro for Workstations.
0xC004F00F	You might come across this error if you entered a product fundamental for the Enterprise edition of Windows to activate Windows eleven Abode or Windows eleven Pro. Enter a product key that matches the edition of Windows on your device.
0xC004C020	This error occurs when a Volume License (a license that was bought from Microsoft by an system to install Windows on multiple devices) was used on more devices than the Microsoft Software License Terms allow. To fix the problem, you might need to utilise a unlike production central to activate Windows on your device. Contact your arrangement's support person for more than info.
0x8007232B, 0xC004F074, 0xC004F038, 0x8007007B	You lot might meet this error if you entered a product central for the Enterprise edition of Windows to activate Windows xi Home or Windows eleven Pro. Try inbound a product key that matches the edition of Windows on your device. Or, you might see this error if y'all're trying to activate your work device but aren't connected to your workplace's network. If you're connected to your work network and still see this error, you might demand to change the network settings. Contact your organization'southward support person for more info. If your organization doesn't have a support person, you might need to enter your product fundamental again: Select First > Settings  > System  > Activation . Select Change product cardinal, and then type your 25-graphic symbol production fundamental. Open up Activation settings You lot might be asked for an admin password or to confirm your choice.
0x80072F8F	You might see this fault if the engagement and time for the device is incorrect, or Windows has trouble connecting to the online activation service and can't verify your product central. To verify the appointment and time, select Start > Settings  > Fourth dimension & language > Engagement & time. Verify date and fourth dimension in Settings To check your internet connection: In the search box on the taskbar, blazon network troubleshooter, then select Place and repair network problems from the list of results. Follow the instructions to fix any problems with the network. If the network troubleshooter didn't notice whatsoever problems with your network connexion, try restarting your device to come across if that fixes the problem.
0xC004E003	You might see this error after installing third-political party software that changed system files. Windows activation needs sure system files to complete activation. You can try to restore the organisation files back to an before point in fourth dimension. This removes any software y'all installed after that indicate in time without affecting your personal files. For more info, encounter the section about how to restore from a system restore signal in Recovery options in Windows.
0x80004005	Select Start  > Settings  > Update & Security  > Activation , then select Troubleshoot to run the Activation troubleshooter. For more than info about the troubleshooter, come across Using the Activation troubleshooter. Open Activation settings If this doesn't work, you might demand to reset your device. For more info, see the section in Recovery options in Windows.
0x87e10bc6	An fault occurred with our activation server or licensing service. Please expect a few minutes and so try the following Windows 11 Pro License Recovery steps: Select Start > Settings  > System  > Activation , and and then select Troubleshoot to run the Activation troubleshooter. Open Activation settings When the troubleshooter is complete, select Become to Microsoft Shop to launch the Microsoft Store app. If the Microsoft Store app shows there was a problem, select Try over again. After a few minutes, you should see a bulletin that thanking y'all for activating 18-carat Windows, followed past another message showing that Windows was activated. For more info well-nigh the troubleshooter, run into Using the Activation troubleshooter.
0x80070652	This error can occur if the update components are missing or corrupted on the figurer. This error might also occur due to poor network connectivity received by the organisation. Employ the Windows update troubleshooter to check for the corrupted or missing updates or components. Running the troubleshooter will help discover and in some cases ready the effect. Also, check the force of your internet connection.
All other error codes	Go to Windows Help, enter the error code in the Search for Aid box at the tiptop-correct, and run the search. Scan through the search results carefully to make sure you try but those that apply to your state of affairs.

Activation helps verify that your copy of Windows is genuine and hasn't been used on more devices than the Microsoft Software License Terms let. This article volition help yous troubleshoot and fix common activation errors in Windows.

For assist finding your product key, see Find your Windows product key. For troubleshooting and other info about updating Windows 10, see Windows Update: FAQ or Troubleshoot problems updating Windows. For info on upgrading to Windows ten, see Upgrade to Windows: FAQ.

If you lot're having trouble activating Windows 10, follow these steps to gear up activation errors:

1. Ostend that your device is up to engagement and running Windows 10, version 1607 or later. In the search box on the taskbar, type winver, and then select Winver from the list of results. Yous'll see the version and build of Windows.
   Not running Windows x, version 1607 or later? Learn how to update your device at update Windows ten.

2. Utilise the Activation troubleshooter to resolve simple errors. For more info, meet Try the Activation troubleshooter below.

3. If you're still getting an error, check the list of fault codes below and follow the suggested steps to resolve it.

4. Brand certain the error hasn't changed. Sometimes when yous run the Activation troubleshooter or endeavour to actuate, the error code and message volition change. If the mistake code has changed, expect upwards the new code below and follow the recommended steps. (If you lot're getting an mistake code that isn't listed on this folio, contact customer support.)

Non running Windows ten yet? See Activate Windows 7 or Windows 8.1.

Try the Activation troubleshooter

If you're running Windows 10, version 1607 or later, the Activation troubleshooter might help reactivate Windows if you lot recently made a significant hardware change (such as replacing the motherboard) or reinstalled Windows.

You must be an administrator to apply this choice. For more than info, run into Using the Activation troubleshooter.

Ready common errors

The following are some of the most common activation errors with possible solutions for Windows ten. If you're getting an error code that isn't listed on this page, contact client support.

If y'all upgraded to Windows 10 for free and your device isn't activated, make sure you're running the latest version of Windows 10. This version includes improvements to activation and troubleshooting activation errors. For more info most how to keep Windows up to date, see Windows Update: FAQ.

• For more info near how activation works in Windows 10, meet Activate Windows.

• For more info virtually how to activate Windows vii or Windows 8.1, including how to activate either past phone, come across Actuate Windows 7 or Windows viii.i.

Mistake	What it means and how to fix information technology
Windows reported that the hardware of your device has changed. 0xC004F211	A Windows license is associated with your device hardware. If y'all make significant hardware changes, such as replacing your motherboard, Windows won't exist able to notice a matching license the next time yous starting time your device. If Windows was preinstalled on the device and you have fabricated a change such as replacing the motherboard, you'll need a new license. To purchase a new Windows license, First > Settings > Update & Security > Activation , and then select Go to Microsoft Store. Open Activation settings If you have a Windows production key you used on your device before the hardware alter, enter information technology by selecting Start > Settings > Update & Security > Activation, and then selecting Modify product fundamental. Additionally, Microsoft provides an exception path for transferring a Windows License later a hardware alter. Yous'll need to exist signed in to the same Microsoft account earlier making the hardware change and to use the exception path. To access this exception path, select Beginning > Settings > Update & Security > Activation, and then select Troubleshoot. If the troubleshooter tin't resolve the issue, you'll run across a link to reactivate after a hardware change. Select information technology to follow this path. For more info, encounter Reactivating Windows after a hardware change.
The product key used on this device didn't work with this edition of Windows. You might need to become in bear on with the store or visitor you bought Windows from, enter a different product cardinal, or go to the Store to buy genuine Windows. 0xC004F212	When y'all reinstall Windows 10 using a digital license, you're asked to choose which edition to install. If y'all choose an edition other than the one you lot're licensed to utilise, you may receive this error. If you think y'all installed the wrong edition, select Start > Settings > Update & Security > Activation, and so select Troubleshoot. If the troubleshooter detects a valid Windows x digital license for an edition not currently installed, it will let yous know and evidence you how to install the right edition. Open Activation settings
Windows reported that no product key was found on your device. 0xC004F213	A Windows license is associated with your device hardware. If yous make significant hardware changes, such as replacing your motherboard, Windows won't be able to find a matching license the next time you first your device. If Windows was preinstalled on the device and yous have made a change such as replacing the motherboard, you lot'll need a new license. To purchase a new Windows license, select Start > Settings > Update & Security > Activation , then select Become to Microsoft Store. Open Activation settings If you have a Windows production key yous used on your device earlier the hardware change, enter it past selecting Start > Settings > Update & Security > Activation, and so selecting Change product primal. In addition, Microsoft provides an exception path for transferring a Windows License later on a hardware change. You'll need to be signed in to the same Microsoft account before making the hardware alter and to utilize the exception path. To access this exception path, select Start > Settings > Update & Security > Activation, and so select Troubleshoot. If the troubleshooter can't resolve the effect, y'all'll encounter a link to reactivate after a hardware modify. Select information technology to follow this path. For more than info, encounter Reactivating Windows after a hardware change.
"Your Windows License Will Expire Soon" warning	This may occur if you have a volume license client installed. Windows x Pro volume license clients are used by large organizations that deploy Windows 10 to hundreds or thousands of computers. In this situation, activation is typically managed past your organization, and you'll need to contact your organisation administrator for assistance. For more info, run into Troubleshooting Windows license expiration bug.
0x803f7001	If you see error code 0x803F7001, it means that a valid Windows x license couldn't be plant to activate Windows on your device. Here's how to actuate Windows: Select Get-go  > Settings  > Update & Security  > Activation . If yous have a valid production key, select Change product key, and then enter the 25-character product key. If you don't accept a valid production primal, select Get to Microsoft Shop, and follow the instructions to buy a digital license for Windows. Open Activation settings Note:Your product key should exist in the confirmation email y'all received after buying Windows, included with the packaging that came with your device, or on the Certificate of Actuality (COA) attached to the back or lesser of your device. For help finding your product key, run into Find your Windows product key. For more info on how to troubleshoot error lawmaking 0x803F7001, encounter Set Windows activation error 0x803F7001.
0x800704cF	This fault means we didn't find a valid Windows license for your device. You lot must use a valid product key to activate Windows. Your product key should be in the confirmation email y'all received after buying Windows, included with the packaging that came with your device, or on the Certificate of Authenticity (COA) fastened to the dorsum or bottom of your device. For help finding your product key, encounter Notice your Windows product central. If y'all accept a valid product key, use information technology to activate Windows: Select Commencement > Settings  > Update & Security  > Activation . Select Change product fundamental, and so enter the 25-character production key. Open up Activation settings If you've made a major change to your device's hardware, such as a motherboard replacement, run the Windows Activation troubleshooter located on the activation settings page. Note that you might exist asked to go through the reactivation process. For more info, come across Using the Activation troubleshooter. Note:If yous're looking for info well-nigh how to activate Windows seven or Windows 8.one, see Activate Windows seven or Windows eight.i.
0xC004C060, 0xC004C4A2, 0xC004C4A2, 0x803FA067L, 0xC004C001, 0xC004C004, 0xC004F004, 0xC004C007, 0xC004F005, 0xC004C00F, 0xC004C010, 0xC004C00E, 0xC004C4A4, 0xC004C4A5, 0xC004B001, 0xC004F010, 0xC004F050	Reasons why you lot might meet these errors: Yous entered a product central that can't be used to actuate Windows. Enter a different product key or purchase a new product fundamental. You upgraded to Windows 10, but the activation servers were busy. If y'all upgraded from an activated copy of Windows 7 or Windows 8.ane, your copy of Windows 10 will be automatically activated, or yous can wait a while and so select Actuate. If you keep to have problems with activation, contact client support. Yous upgraded to Windows 10 using the free upgrade offering, but Windows 10 isn't activated after a reinstall. Your copy of Windows ten should automatically be activated as long as y'all didn't make any meaning hardware changes to your device (such as replacing the motherboard). If you continue to have bug with activation, contact customer back up.
0xC004C003	You may run into this mistake because the Windows 10 product fundamental you entered isn't valid. Product keys are unique—assigned to a specific user to install on a single device. If a key was used (or attempted to be used) on multiple devices, information technology'south marked equally not valid. To activate Windows, y'all'll need to provide a different Windows key unique to your device. If you bought a device from a reseller of Windows ten and expected the primal to be valid, contact the reseller. If your device was purchased with Windows 10 preinstalled and you lot received this activation error upon turning information technology on for the first time, contact your device manufacturer. If your feel with your device is dissimilar from those listed above, effort the following: Run the Windows 10 Activation Troubleshooter: Select Starting time > Settings  > Update & Security  > Activation  and and so selectTroubleshoot. Open Activation settings Check to see if you have a paper copy of your Windows 25-grapheme product primal yous can enter to actuate Windows ten. If your device was recently repaired at an independent repair facility, contact them to see if the repairs require a new Windows 10 license. If the device is new and has never been activated, contact your device manufacturer.
0xC004F034	Y'all might see this error if you entered an invalid product fundamental or a product key for a dissimilar version of Windows. Enter a valid product key that matches the version and edition of Windows x installed on your device. If Windows is installed on a device that connects to a Central Management Service (KMS) server, contact your organization'southward back up person for more than info about how to activate Windows.
0xC004F210	You lot might encounter this error if yous entered a product key for a dissimilar edition of Windows than the edition installed on your device. You might also see this error if you previously upgraded to Windows 10, but the current edition of Windows installed on your device doesn't match the edition of your digital license. You can either enter a valid production key that matches the edition of Windows installed on your device or reinstall the edition of Windows 10 that matches your digital license. If your device is running Windows x (Version 1607 or later), the Activation troubleshooter tin can help you install the right edition of Windows on your device. For more info, see Using the Activation troubleshooter.
0xC004E016, 0xC004F210	You might see this error if you entered a product key for a unlike version or edition of Windows. For example, a product key for the Enterprise edition of Windows ten can't be used to actuate Windows ten Dwelling house or Windows 10 Core editions. Enter a product key that matches the version and edition of Windows installed on your device or buy a new copy of Windows from the Microsoft Store.
0xC004FC03	You lot might encounter this error if you're not connected to the internet or your firewall settings are preventing Windows from completing the activation process online. Make sure that y'all're connected to the internet and your firewall isn't blocking Windows from activating. If you're however having bug, try to activate Windows by phone. In the search box on the taskbar, type SLUI 04, select SLUI 04 from the list of results, and and then follow the instructions on the screen to activate Windows. Note:If y'all're running Windows 10 Pro EDU or Windows 10 Pro for Workstations, you lot must actuate Windows over the internet—telephone activation and SLUI 04 tin can't be used. Encounter How to activate Windows 10 Pro for Workstations and Windows 10 Pro EDU.
0xC004E028	You lot might see this error if you try to activate a device that is already in the process of activation. Your device should exist activated later on the first request is completed.
0x8007267C	You might see this error if you're not connected to the internet or the activation server is temporarily unavailable. Make sure that yous're connected to the internet and your firewall isn't blocking Windows from activating.
0xD0000272, 0xC0000272, 0xc004C012, 0xC004C013, 0xC004C014	If the activation server is temporarily unavailable, your copy of Windows will automatically exist activated when the service comes back online.
0xC004C008, 0xC004C770, 0x803FA071	Y'all might meet this error if the production key has already been used on another device, or it's being used on more devices than the Microsoft Software License Terms allow. To fix the problem, buy a product primal for each ane of your devices to activate Windows on them. If you're using Windows 10, you can buy Windows from the Microsoft Store: Select Start > Settings  > Update & Security  > Activation . Select Become to Microsoft Store, so follow the instructions to buy Windows 10. Open Activation settings Notes: If yous don't meet Go to Microsoft Store on the Activation page, contact your organization'south back up person. If you made a substantial hardware changes to your device (such as replacing the motherboard) and y'all have a valid product fundamental, endeavour to activate Windows past phone. In the search box on the taskbar, type SLUI 04, select SLUI 04 from the list of results, and so follow the instructions on the screen to actuate Windows. For more info near reactivating Windows 10 (Version 1607 or after) after a hardware alter, see Reactivating Windows after a hardware modify. If you're running Windows 10 Pro EDU or Windows ten Pro for Workstations, y'all must actuate Windows over the internet—telephone activation and SLUI 04 tin can't exist used. Learn more than about Windows xi Pro EDU or Windows xi Pro for Workstations.
0xC004F00F	You might see this error if yous entered a production key for the Enterprise edition of Windows to activate Windows 10 Dwelling or Windows 10 Pro. Enter a product central that matches the edition of Windows on your device.
0xC004C020	This mistake occurs when a Volume License (a license that was bought from Microsoft by an organization to install Windows on multiple devices) was used on more devices than the Microsoft Software License Terms let. To set up the problem, you might need to use a different product key to actuate Windows on your device. Contact your organization'south support person for more than info.
0x8007232B, 0xC004F074, 0xC004F038, 0x8007007B	Y'all might see this error if you entered a product central for the Enterprise edition of Windows to activate Windows ten Domicile or Windows x Pro. Try inbound a product fundamental that matches the edition of Windows on your device. Or, you might see this mistake if you're trying to activate your work device but aren't connected to your workplace's network. If y'all're connected to your work network and still see this fault, you might need to modify the network settings. Contact your organization'southward back up person for more than info. If your organization doesn't have a support person, yous might need to enter your production key again: Select Start > Settings  > Update & Security  > Activation . Select Change product key, and then blazon your 25-character product key. Open Activation settings You might be asked for an admin password or to confirm your choice.
0x80072F8F	You might run across this fault if the appointment and fourth dimension for the device is incorrect, or Windows has trouble connecting to the online activation service and can't verify your product central. To verify the date and time, select Start > Settings  > Fourth dimension & language > Engagement & time. Verify engagement and time in Settings To check your internet connection: In the search box on the taskbar, blazon network troubleshooter, then select Place and repair network problems from the list of results. Follow the instructions to fix whatsoever problems with the network. If the network troubleshooter didn't find whatever bug with your network connection, try restarting your device to meet if that fixes the problem.
0xC004E003	You lot might see this error afterward installing third-party software that changed organization files. Windows activation needs certain organization files to consummate activation. You can effort to restore the organization files back to an before indicate in time. This removes whatsoever software yous installed later on that indicate in time without affecting your personal files. For more than info, see the section near how to restore from a system restore point in Recovery options in Windows.
0x80004005	Select Start  > Settings  > Update & Security  > Activation , and and so select Troubleshoot to run the Activation troubleshooter. For more info about the troubleshooter, see Using the Activation troubleshooter. Open Activation settings If this doesn't work, you might need to reset your device. For more info, see the department in Recovery options in Windows.
0x87e10bc6	An error occurred with our activation server or licensing service. Please wait a few minutes and and then try the following Windows 10 Pro License Recovery steps: Select Get-go > Settings  > Update & Security  > Activation , so select Troubleshoot to run the Activation troubleshooter. Open Activation settings When the troubleshooter is consummate, select Go to Microsoft Store to launch the Microsoft Shop app. If the Microsoft Store app shows at that place was a problem, select Effort again. Later a few minutes, yous should see a message that thanking you for activating genuine Windows, followed past another bulletin showing that Windows was activated. For more info about the troubleshooter, see Using the Activation troubleshooter.
0x80070652	This error tin can occur if the update components are missing or corrupted on the computer. This error might also occur due to poor network connectivity received by the system. Utilise the Windows update troubleshooter to check for the corrupted or missing updates or components. Running the troubleshooter will assist detect and in some cases set up the event. As well, check the strength of your net connexion.
All other error codes	Go to Windows Help, enter the error code in the Search for Assistance box at the top-correct, and run the search. Browse through the search results advisedly to brand sure you lot endeavor only those that apply to your situation.

Source: https://support.microsoft.com/en-us/windows/get-help-with-windows-activation-errors-09d8fb64-6768-4815-0c30-159fa7d89d85

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