Fix: Windows 10 Activation Error 0x803fa067

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Windows Activation Error 0x803fa067 stops users from activating Windows, leaving the system with limited features. This error indicates a failure in license validation, usually due to an invalid or reused product key. Common causes include hardware changes, such as a new motherboard, and mismatches between the Windows edition and the product key.

Windows Error 0x803fa067

Additional causes can be trying to upgrade with a generic key, and using Volume License Keys or shared keys from unauthorized sources.

In this article, we will discuss different ways to solve this error.

Disconnect Internet Before Updating

Before you start, disconnect from the internet to stop Windows from checking your product key online during the update.

  1. Right-click on the Network icon on the bottom right of the taskbar.
  2. Click ‘Open Network and Internet settings‘.
  3. Under ‘Change your Network settings‘, double-click ‘Change adapter options‘.
  4. Right-click on Ethernet and click ‘Disable‘.

Activate Windows

  1. Boot up your system.
  2. Press Winkey + I to open the Settings window.
  3. In the search box, type Activation.
  4. Change the product key to the following (default key from Microsoft):VK7JG-NPHTM-C97JM-9MPGT-3V66T

  5. Once you’ve entered the key, disable your internet connectivity.
By Kevin ArrowsUpdated on November 3, 2024Kevin is a certified Network Engineer Facebook Twitter LinkedIn Reddit Share via Email Print ABOUT THE AUTHOR Photo of Kevin Arrows

Kevin Arrows

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Kevin Arrows is a highly experienced and knowledgeable technology specialist with over a decade of industry experience. He holds a Microsoft Certified Technology Specialist (MCTS) certification and has a deep passion for staying up-to-date on the latest tech developments. Kevin has written extensively on a wide range of tech-related topics, showcasing his expertise and knowledge in areas such as software development, cybersecurity, and cloud computing. His contributions to the tech field have been widely recognized and respected by his peers, and he is highly regarded for his ability to explain complex technical concepts in a clear and concise manner.

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