Fix the Windows 10 Activation Error 0x004f074

  • Error code 0x004f074 is an activation problem that many users are currently facing not only with Windows 8, but also with Windows 10.
  • This problem occurs when the system cannot find the correct activation key or the operating system was not originally purchased.
  • As long as you have the original Windows 10 operating system, this is a benefit, and it only takes a few tweaks in the system to fix it.
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Windows 10 0xc004f074

It is not possible to access the Key Management Service during the activation process if you receive an error code 0xC004F074. Microsoft Office or Windows Operating System licenses are activated automatically by the Key Management Service after they have been installed. Every three months, the computer’s activation is checked to ensure that a registration license is active.

Windows Activation Error Code 0xc004f074 in Window 10 Pro is a common error code, reported by the users of Windows Pro, that usually occurs once you attempt an upgrade to Windows 8 or Windows 10. When the Windows 10 Pro error code 0xc004f074 occurs it restricts the user to progress with the Windows activation process related to Windows 8 or 10 OS. This error, if not resolved instantly, will further create hindrance in the workflow. There are several DIY solutions recommended for fixing up the error. 

Key Management Service (KMS) is used to enable Windows operating systems and provides a way to automatically enable products such as Microsoft Windows and Microsoft Office. When a supported version of Microsoft Windows or Microsoft Office is installed, computer systems often attempt to detect a key management service server on the network and automatically activate the license. Key management service activations are typically valid for 180 days. During this period, the computer periodically connects to the KMS server to update the computer’s activation.

When attempting to activate a Windows operating system, users sometimes receive an error code 0x004f074. This is a Windows activation error that occurs when Windows cannot reach your organization’s or system administrator’s activation service (or the key management service is unavailable). This error can be caused by differences between KMS client and KMS hosts and can occur during or after Windows installation. Error code 0x004f074 can also occur if the user has downloaded an illegal (pirated) version of the Windows operating system.

The answer is clearly Yes. Read this guide completely and you’ll learn how to activate Windows 10 without buying a product key.

What is the solution to the error 0xC004F074 during Windows 10 activation?

Read the following guide by Techquack and follow the steps to fix error code 0x004f074, which will allow you to use Windows operating system without activation problems.


What causes Windows 10 activation error 0x004f074?

What causes Windows 10 activation error 0x004f074?

The 0xC004F074 error is commonly encountered when upgrading from an older Windows version to Windows 10. Additionally, users encounter the following message while using their computers:

It is still very common for users to face error 0x004f074, a problem with activation that is present with both Windows 8 and Windows 10, and that also applies to upgrades and upgrades of Windows 10.

An activation key is not found by the system or the operating system is not original to the system.

The issue arises when you do not have the original activation key, or cannot be provided with the key. However, if your Windows 10 operating system is original, you will not have this problem.

This is the topic I will cover, and I will offer you a few steps to fix it. All steps are simplified to better understand and solve the problem in the shortest possible time. Note that if you encounter two identical problems, it is not guaranteed that the procedure and solution will be identical. However, if you know someone who is better at diagnosing PCs, you should let them handle the problem. Otherwise, take your PC/laptop to the nearest service center or make an appointment with a specialist who will come to your home.

Try activating Microsoft Windows via phone if you encounter the same error. Calling the Microsoft activation center will let you exchange the activation information and will enable you to use Microsoft Windows.

You can use your Windows operating system without activation problems by reading the following guide and following the steps it contains to fix error code 0x004f074.


How to fix Windows 10 activation error 0x004f074

Updated: February 2024

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How to fix Windows 10 activation error 0x004f074

Run the Slmgr.VBS command.

  1. Type cmd into search.
  2. Make sure that Run as administrator is selected when you right-click the command line.
  3. Press Enter when you are at the command prompt:
    You can use the command slmgr.VBS -ipk xxxxxxx-xxxxxx-xxxxxx-xxxxxx-xxxxxx-xxxxxx to detect and delete your product key.
  4. Enter the following line:
    slmgr.VBS -ato.
  5. Terminal should be closed.
  6. Activation error 0x004f074 may be fixed by restarting your computer.

If you’re not an administrator, you can easily become one with these instructions. Using the command line with administrator privileges will help you fix this error.

No Kms Could Be Contacted

There was no Key Management Service (KMS) connection available to activate the computer. Additional details can be found in the Application Event Log.

You receive Windows Activation error 0xc004f074 while trying to upgrade your computer to Windows 10. The problem could be caused by a mismatch between the KMS client’s support version and the KMS host’s support version. It’s a key management issue that’s causing this. This post fixes it.

A product key is usually replaced using the first command, while online activation is accomplished by using the second command.

Use the Check system files tool

  1. The “Run” command line can be opened by pressing Windows + R.
  2. Open the command prompt by typing cmd and pressing Ctrl + Shift + Enter.
  3. For elevated privileges, select Yes when prompted.
  4. Click on the Start SFC Scan button after entering sfc / scan now.
  5. If the command takes a while to complete, be patient.
  6. You will need to restart your computer after the SFC has been completed to ensure the Windows 10 activation error 0x004f074 has disappeared as well.

By using the System File Checker tool, many people have been able to successfully bypass activation error 0x004f074.

Disable/remove anti-virus or firewall software

  1. If your computer has other applications running, log in as an administrator.
  2. The “Applications and Features” menu can be accessed by right-clicking the Windows Start button.
  3. All the programs installed on your computer will be listed under “Applications and Features.”.
  4. You can uninstall a program by selecting it, right-clicking on it, then selecting Uninstall.
  5. The screen will give you instructions.
  6. The uninstall process will be completed after you restart your computer.

Your operating system may not license files from the Internet if you have an anti-virus program or firewall installed on your computer. Try disabling them for a few minutes to see if that helps.

Activate Windows by phone

  1. You can open Run by pressing Windows key + R.
  2. Gateway Type 4.
  3. By selecting your country, you will be taken to the next page.
  4. You will be given several phone numbers to call on the next page. Once you have reached these numbers, simply call and enter the installation ID when prompted.
  5. Once you have entered your confirmation ID, click the Activate button to activate your Microsoft product.

If the error persists, you may be able to activate Windows through the phone. To activate Microsoft Windows over the phone, you must contact the Microsoft Activation Center.

The Computer should now be activated automatically after you complete any of these steps.


RECOMMENATION: Click here for help with Windows errors.

Frequently Asked Questions

  1. Run the slmgr. VBS.
  2. Use the Check system files tool. Press the Windows + R keys simultaneously to open the "Run" command line.
  3. Disable/remove anti-virus or firewall programs.
  4. Activate Windows on your phone.

The Key Management Service (KMS) is unavailable. This may be due to the fact that the client is configured to a specific KMS server, which may be unavailable. To solve this problem, you must run the "Remove KMS Saved Server" application in the CCIT Application Directory or run the following two commands from the administrative command prompt.

This is a Windows activation error that occurs when Windows cannot reach your organization's or system administrator's activation service (or the key management service is unavailable). Error code 0xC004f074 may also occur if the user has downloaded an illegal (pirated) version of the Windows operating system.

Microsoft's command-line licensing tool is called slmgr. This name is actually an abbreviation for Windows Software Licensing Management Tool. It is a Visual Basic script that you can use to configure licenses on any Windows 2008 server, either the full version or the base version. To see what the slmgr.

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Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog,, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.