How to Fix Class Not Registered Chrome Error on Windows 11/10

Don't let this error stop you from browsing! Discover ways to resolve the "Class not registered" issue in Chrome.

Google Chrome has captivated people all over the world with its appealing features and quick browsing speeds. But even though it’s very common, some people get the annoying “Class Not Registered” error on Windows 11/10 systems. This guide we showed how to Fix Class not registered Chrome error on Windows 11/10.

Usually, this problem happens when Chrome doesn’t register some DLL files or COM components that it needs to work. There are several steps that can be taken to fix this problem. For starters, restarting the computer can often fix short-term problems. It might also work to clear Chrome’s cache and cookies and set the browser back to its original settings. A system file check (SFC scan) and making sure Windows is up to date can also help find and fix damaged system files.

If the problem still happens, you might need to re-register the DLL files that are connected to Chrome or restart the browser completely. By using these tricks, users can lessen the Class Not Registered error and keep using Chrome to browse without any problems.

Understanding the Causes of the “Class not registered” Error

  • DLL and COM files that are missing or damaged: DLLs and COM objects are shared tools that many programs on your system use. Applications that use these files may get the “class not registered” error if they get damaged or disappear.
  • False File Registration: The DLL or COM files might be there, but they might not be registered correctly in the Windows Registry. The registry stores information about the system like a library, and making sure it’s registered correctly makes sure that programs can find and use these parts.
How to Fix Class not registered Chrome error on Windows 11/10
  • Changes to Default Programs: If the new program you choose isn’t compatible with the old one, changing the default program for reading certain file types can sometimes mess up system settings and cause class registration problems.
  • Problems installing or uninstalling software: If you don’t install or remove software properly or completely, you might leave behind files that are damaged or don’t work with other programs. This can cause this error.
  • Malware and System Corruption: Malware or even serious system corruption can sometimes impact a lot of files or the registry, causing the “class not registered” error in many programs.

How to Fix Class not registered Chrome error on Windows 11/10

Get rid of Google Chrome completely and then install it again.

  1. Restart Google Chrome if encountering issues.
  2. Use Revo Uninstaller or a similar tool.
  3. Uninstall Chrome completely with the tool.
  4. Ensure removal of all files and registry settings related to Chrome.
  5. Reinstall Chrome afterward.
  6. Check if the problem persists.

Fix problems with DCOM (Distributed Component Object Model).

  1. Type dcomcnfg into the Windows + R box, and then press “OK” to open Component Services.
  2. Go to Computers > My Computer from Component Services.
  3. Pick up DCOM Config and click it twice.
  4. The message that comes up will say “DCOM Configuration Warning!” as shown below. This message may be the reason why you got the “Class not registered” error, so you need to click the “Yes” button on it. You might get another message for a different part or CLSID after you hit “Yes,” which could make the problem worse. Sign up or say If you choose “Yes,” record all of these messages.

Get rid of the Chrome registry keys

  1. To access regedit, press Windows Key + R and type “regedit”. Press Enter or OK.
  2. As a precautionary measure, make a copy of the registry before making any changes. Click on File > Export.
  3. Choose a safe location to save the file, assign it a name, and then click the “Save” button.
  4. If you encounter issues after modifying the registry, you can revert changes by running the saved file.
  5. Now, you need to remove the following keys from your registry:
    • Key: HKEY_CLASSES_ROOT\Google Chrome
    • Key: HKEY_LOCAL_MACHINE\Chrome\Software\Classes
    • Key: HKEY_CURRENT_USER\Chrome\Software\Classes
    • Key: HKEY_LOCAL_MACHINE\ChromeHTML\shell\open\command\delegate\execute
  6. Locate ChromeHTML\shell\open\command\delegate\execute under HKEY_CURRENT_USER\Software\Classes.
  7. Right-click on the key you wish to delete in the left pane and select Delete from the menu.
  8. Confirm the deletion by clicking “Yes” when prompted.
  1. Unpin Chrome from Taskbar by right-clicking and selecting “Unpin from Taskbar.”
  2. Unpin Chrome from Start Menu using the same steps.
  3. Press Windows Key + R Key to open the Run dialog box and type appdata, then click OK or press Enter.
  4. If nothing is set, navigate to Program Files (x86) (C:)\The Google Chrome app.
  5. Consider accessing the 64-bit version of Chrome instead of the Program Files area.
  6. To pin chrome.exe to the Start screen, right-click it and select “Pin to Start.”
  7. Alternatively, drag and drop chrome.exe to the Taskbar to pin it there.


Why is my PC showing class not registered?

The “Class Not Registered” problem usually happens when a program or application can’t find or get to a certain DLL (Dynamic Link Library) file or COM (Component Object Model) component that it needs to work.

Is Google Chrome not compatible with Windows 10?

Windows. To use Chrome browser on Windows, you’ll need: Windows 10 or later or Windows Server 2016 or later. An Intel Pentium 4 processor or later that’s SSE3 capable.

How do I run registry in Windows 11?

To get to the Registry Editor, press the Windows key + R. This will bring up the Run box. Then, in the search box, type “regedit” and press Enter. If the program asks you if you want to let it make changes, choose “Yes” to move forward.

Editorial Staff
Editorial Staff
The Bollyinside editorial staff is made up of tech experts with more than 10 years of experience Led by Sumit Chauhan. We started in 2014 and now Bollyinside is a leading tech resource, offering everything from product reviews and tech guides to marketing tips. Think of us as your go-to tech encyclopedia!


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