class not registered

The “Class Not Registered” error in Google Chrome prevents you from launching the browser or functioning correctly. This is a Windows-specific issue that occurs when the operating system can’t find or properly utilize certain components (specifically, COM components) that Chrome needs to function. This error usually occurs due to broken or missing registration entries in Windows that link Chrome’s code to the operating system, preventing Chrome from launching or operating correctly. Here is troubleshooting steps you can apply to Fix “Class Not Registered” Error in Google Chrome.

Class not Registered Error chrome

Several factors can cause this “Class Not Registered” error, some of the common ones include:

  • Installation problems: A faulty Chrome installation can lead to incomplete or incorrect registration of its components.
  • Software conflicts: Other programs, especially security software or browser extensions, might interfere with Chrome’s registration.
  • System file corruption: Corrupted system files in Windows can affect how programs are registered and run.
  • Registry issues: The Windows Registry is a database that stores settings for the operating system and installed programs. Problems with the Registry can disrupt program registration.
  • User profile corruption: In some cases, a corrupted user profile in Windows can be the culprit.

Re-Register DLL Files

DLL files are crucial for many system processes and applications, including Google Chrome. If these files are unregistered or corrupted, you may encounter errors like “Class Not Registered.”

Re-registering the required DLL files can fix issues caused by missing or unregistered components.

  • Press Windows + S, type cmd, and select Run as administrator.
  • In the Command Prompt, type the following commands and press Enter:

regsvr32 ExplorerFrame.dll

regsvr32 ExplorerFrame

  • This command re-registers the ExplorerFrame.dll file, which is commonly associated with system-level operations.
  • Once the commands are executed, restart your computer. Launch Chrome to check if the error is resolved.

This method ensures that essential DLL files are correctly registered and available for use by applications like Chrome.

Reinstall Google Chrome

When Chrome’s installation files are damaged, they can trigger errors during program execution. Reinstalling the application replaces all broken files with a fresh set, eliminating inconsistencies.

  1. Press Windows + R, type appwiz.cpl, and press Enter to open Programs and Features.
  2. Locate Google Chrome, right-click, and select Uninstall.
  3. Make sure to back up your bookmarks and settings by syncing your account before uninstalling.
  4. Download the latest version of Chrome from the official website and install it.
  5. Launch Chrome to check if the error is resolved.

Reinstalling Chrome eliminates issues related to corrupted program files or improper installations.

Run System File Checker (SFC) and DISM Tools

System files are critical for the smooth operation of both Windows and installed programs. If for some reason these files are corrupted or altered, can lead to application errors. The SFC tool scans for corrupted or missing system files, while DISM repairs issues related to the Windows image

  • Open the Command Prompt as an administrator.
  • Type the command sfc /scannow and press enter key to scan and repair system files
  • This process may take some time to complete, depending on corruption level

Run system file checker

  • After the scan completes, run the DISM command DISM /Online /Cleanup-Image /RestoreHealth
  • This will scan and check for and fix issues with the Windows image.
  • Once the scanning is complete 100% Restart your computer and check if Chrome works correctly.

Update Windows and Drivers

Outdated drivers or a missing Windows update can cause compatibility issues between the system and applications. Updating your operating system and drivers ensures compatibility and resolves known issues that may affect Chrome.

  1. Press Windows + I to open Settings and navigate to Update & Security > Windows Update.
  2. Click Check for updates and install any available updates.
  3. Update your graphics and network drivers via Device Manager or your device manufacturer’s website.
  4. Restart your PC and try launching Chrome.

Perform a Clean Boot

Third-party programs or services can interfere with Chrome’s operation. A clean boot helps identify and eliminate these conflicts.

  1. Press Windows + R, type msconfig, and press Enter.
  2. Go to the Services tab, check Hide all Microsoft services, and click Disable all.
  3. Go to the Startup tab and click Open Task Manager.
  4. Disable all startup items and close Task Manager.
  5. Restart your computer and try launching Chrome.

After identifying the conflicting program or service, you can either update or uninstall it to prevent further issues.

Reregister All the DLL Files

You Are Still Reading for More Solutions means all the above methods fail to fix your issue. As discussed earlier, DLL files cause class not registered error for applications. You can reregister all DLL files to eliminate this issue.

All you have to do is execute the following command on Command Prompt.

FOR /R C:\ %G IN (*.dll) DO “%systemroot%\system32\regsvr32.exe” /s “%G”

You may get some runtime errors. And, it is possible for the computer to go slow as well. Once all the DLL files are re-registered, you should restart your computer And check, Hope this time problem will get solved.

Robeg
I am Robeg founder of this blog. My qualification. completed Bachelor of Arts (BA) and Microsoft Certified Professional (MCP). With a strong background in computer applications love write articles on Microsoft Windows (11, 10, etc.) Cybersecurity, WordPress and more.