How to fix the “No Such Interface Supported” error on Windows

The “This interface is not supported” error occurs due to corrupted system files that support various tasks on your computer using File Explorer or, in short, the Windows File Explorer process. This causes difficulties when viewing files, opening important utilities such as Control Panel, copying data, and many other inconveniences. It does not bring any noticeable performance to the operating system and results in an unpleasant experience. In this article, we will see how you can solve this problem.

You may also see an error message when you try to open Windows Explorer, also known as My Computer and This PC. Some readers have reported that this error message also appears when they try to access other shell-related functions, such as desktop settings, taskbar properties, folder options, and other system settings.

This happens when you try to open an executable (EXE) file such as explorer.exe, regedit.exe, etc. This problem can occur in all versions of Windows such as Windows 10, Windows 8/8.1, Windows 7, Windows Vista, and Windows XP.

What causes the “No Such Interface Supported” error in Windows

This problem is known to mostly affect Windows 7 computers, although it is not uncommon for Windows 8, 8.1, and even 10 users. There is no universal cause for this problem, as it can be caused by anything from a virus or malware to changes or corruption of some registry items or system components, which may be different in each case.

Viruses, malware, and other malicious cyber intrusions are probably the main cause of this problem. In this case, a very effective solution to this problem is to run some anti-virus and anti-virus software.

But fortunately, there are as many possible solutions to this problem as there are to its causes. Below are some of the most effective solutions you can try to solve this problem:

To fix the “No Such Interface Supported” error in Windows

Restart Windows Explorer

To fix the “This interface is not supported” error, sometimes it is enough to restart Windows Explorer. This can be done in the following ways.

Command-line method:

  1. Close all open windows.
  2. From the Start menu, open a command prompt and run it with administrator privileges.
  3. Now type task kill / f / IM explorer.exe and press enter.
  4. Now type explorer.exe and hit enter again.
  5. That’s it.

The task manager method:

  1. Press Ctrl + Shift + Esc to open the task manager.
  2. On the Processes tab, click Show processes of all users, now select explorer and right-click on it.
  3. Now select the Process Completion Tree.
  4. Then click on the File menu in the Task Manager.
  5. Click the Run New Task button, type explorer.exe, and click OK.

Register DLL

For this solution, you need to open a command prompt and do the following:

  1. In the command prompt window, type regsvr32 c:windowssystem32actxprxy.dll and press Enter.
  2. Wait for the process to complete and close the command prompt window.
  3. Restart your computer.

Using the troubleshooter

If you are still having problems with the “This interface is not supported” error, we recommend using the Troubleshooter tool. Follow these steps to do so:

  1. Open the Start menu.
  2. Run the Windows Update Troubleshooter and then try to install the necessary, recommended, or optional updates that are missing.
  3. Reboot and see if it works.
  4. If it doesn’t work, try running Windows App Troubleshooter.

Run a disk check at the command line

This method will locate damaged sectors and try to repair them. Note that if you try to repair damaged sectors with Chkdsk, you may lose data on the disk.

  1. Click the Start button and select Programs and Accessories, then right-click Command Prompt and select Run as administrator.
  2. Type chkdsk /f:X and press Enter. Replace X with the letter that represents the system drive. If you are prompted to unmount and schedule Chkdsk for the next reboot, press Y and Enter.
  3. Reboot the computer.

Using System Restore

If everything else fails, we recommend performing a system restore on your computer, which will restore the settings to the previous time everything worked fine. This way, you can fix the error Such an interface is not supported. To do this, follow these steps:

  1. From the Start menu, open the Control Panel.
  2. Now click on System and Security and select System.
  3. Click on System Protection and select System Restore.
  4. Now click Next and select the appropriate restore point.
  5. Click Next again and let the process start.


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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.