How to Resolve Error Code 0x80072f8f on Windows PC

As a Windows user, you may have come across the error code 0x80072f8f while trying to activate your copy of the OS. This article provides 4 tips that can help you resolve this issue.

What is error code 0x80072f8f?

When you try to activate the system after installing Windows, you may get the error code 0x80072f8f. This problem usually occurs when the computer fails to connect to the online activation service. The error indicates that your computer’s settings were invalidated during the validation process. According to Microsoft, such scenarios occur due to security issues. Also, unstable Internet connections, high data traffic on dedicated servers, and fake product keys can be the cause. The fatal code disappears automatically after some time or after restarting the system.

Unfortunately, the Windows activation error code 0x80072f8f is often triggered repeatedly, no matter how many times you reboot the system or repeat the procedure. When the error code appears, you may get the message “A problem occurred when Windows tried to activate 0x80072f8f”. The main reason for this security error could be incorrect time and date and time zone settings. If the time set on your Windows computer does not match the time on the activation servers, your access will be blocked and unexpected error codes will appear. However, there may be other reasons that cause error 0x80072f8f, such as corrupt DLL files, incorrect proxy server settings, SSL certificate errors, and Windows firewall blunders.

Why does activation error code 0x80072f8f occur in Windows 10?

Windows 10 activation is really important, as is its proper functioning and security. But if someone has purchased the real Windows 10 OS, why does this activation error code 0x80072f8f appear during the upgrade or installation of Windows 10? The reasons for this error are as follows:

  • The time and date do not match.
  • Secure socket layer (SSL) certificate error.
  • Using a copy of the Windows 10 operating system.

These are the two main reasons that explain the occurrence of Windows 10 activation errors. So, to deal with these situations, you just need to wake up the tech support specialist inside of you and you can easily activate Windows 10.

How to repair the error code 0x80072f8f?

Configure the date and time

Windows activation error code 0x80072f8f may be caused by incorrect time and date settings. When you activate Windows, the Windows server checks the time and date on your computer. If the time and date are very different from the server time and date, Windows Activation Error 0x80072f8f occurs. Please read below how to solve this problem.

Window 7:

  1. Click the “Start Windows” button, then type “Date and Time” and press the “Enter” key.
  2. Set the time zone in which the PC is physically located.
  3. Then go to the “Internet Time” tab and click “Change Settings”.
  4. Activate “Synchronize with an Internet time server”.
  5. Change the dropdown box to “” and click “Update Now.
  6. Allow the synchronization to occur, and then click “OK”.
  7. Make sure that the Windows activation error code 0x80072f8f is gone.

Windows 10:

  1. Click on the “Start Windows” button, then type “Date and time” and press “Enter.”
  2. In the date and time settings, make sure that “Set time automatically” and “Set time zone automatically” are enabled and “Time zone” is correct.
  3. To change the time zone, temporarily disable “Set Time Zone Automatically” to change the time zone.
  4. Check if the Windows activation error code 0x80072f8f has disappeared.

Temporarily disable the Windows firewall

Windows Firewall is a program built into your system that is supposed to filter all incoming data from the Internet. In doing so, the application blocks potentially dangerous and suspicious threats from reaching your device. It is a very necessary utility in Windows as it ensures the security and protection of the system from various malicious intrusions.

Due to the security of the device, the application is a pre-enabled feature on Windows computers. It often works with such precision that even the installation files look suspicious to the program and end up being blocked. As a result, you may encounter error code 0x80072f8f when trying to activate Windows. So temporarily disable the Windows firewall and see if that helps. Then make sure that the Windows firewall is enabled again to keep your operating system safe.

  1. Press Win+R.
  2. In the Run command, type control firewall.cpl
  3. Click OK.
  4. Select Enable or disable the Windows Defender firewall.
  5. Enable the radio button next to Disable Windows Defender firewall for private and public network settings.
  6. Then click OK.

Install the root certificate update

If you cannot activate Windows because of the recurring error code 0x80072f8f, installing a root certificate can be helpful. This is a program provided by Microsoft that includes a trusted root certificate and is automatically distributed to all Windows systems. You can learn how to install a root certificate update here:

  1. Visit the official Microsoft Update Catalog site.
  2. Click on the search bar.
  3. Type Root Certificate Update.
  4. Press the Enter key.
  5. When the results page appears, search for a compatible version.
  6. Click Download Present next to the version that matches your PC configuration.
  7. When the download is complete, double-click the installation file to begin the installation.
  8. Follow the on-screen instructions to complete the process.

Re-registering DLL files

Windows Dynamic Link Library (.DLL) files help modulate code, use memory efficiently, reduce code loss, and reduce memory footprint. These components make the system boot faster, run more efficiently, and take up less hard disk space. However, if the DLL files are corrupted, Windows may behave abnormally, especially when the system is activated. So save the DLL files again if you have Windows activation error code 0x80072f8f.

    1. Click the search icon on the taskbar.
    2. The type is cmd.
    3. Press Ctrl+Shift+Enter.
    4. Run the following commands one by one:
      • regsvr32 softpub.dll /s
      • regsvr32 wintrust.dll /s
      • regsvr32 initpki.dll /s
      • regsvr32 mssip32.dll /s

Frequently Asked Questions

Error code 0x80072f8f indicates that Windows is unable to communicate with the activation server. This can be due to a number of reasons, including incorrect date and time settings, firewall restrictions, or a corrupt root certificate.

There are a few potential solutions for fixing error code 0x80072f8f, including correcting your date and time settings, temporarily disabling your firewall, or installing a root certificate update.

There are a few potential reasons why you may be getting error code 0x80072f8f, including incorrect date and time settings, firewall restrictions, or a corrupt root certificate.

There are a few potential solutions for resolving error code 0x80072f8f, including correcting your date and time settings, temporarily disabling your firewall, or installing a root certificate update.