10 Ways to Fix Class Not Registered Error in Windows 10

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Many Window’s users face the appearance of Class Not Registered error on their Windows 10 computers. This error can cause various problems on your computer system and prevents you from opening any app or program on your computer. It is usually caused due to the app or program with unregistered DLL files and so whenever you try to open a specific app or program the Windows 10 Class not registered error appears. Also, this error only affects Windows 10 users. So if you are too facing issues in opening your programs like Internet Explorer, Start menu, Cortana, windows media explorer and others, this article will surely help you.

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How to Fix Class Not Registered Error in Windows 10

In this article, there are 10 possible solutions which will solve your problem in a short span of time. So have a look at them and do try these methods if you also become a victim of class not registered error.

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Method 1: Disable iCloud by using Task Manager

The class not registered error might be caused due to iCloud. Disabling iCloud to rectify the error is a straightforward method to follow so if you have installed iCloud on your Windows 10 computer follow the steps to close it, as many users have accepted that this method fixes the error:

1. At First, press ctrl+ shift +esc simultaneously on your keyboard. It will launch the Task Manager.

2. Then look for iCloud when the Task Manager window is displayed on the screen.

Related Error: Windows 10 100% Disk Usage in Task Manager

iCloud
iCloud

3. Afterward, right click on iCloud services now when it is located. A menu will appear on the screen. Select End Task to Disable.

4. Finally, open the apps now to check if they are working.

Check Out: Fix Not Enough Storage is Available to Process This Command

Method 2: Reset Windows 10 apps

To rectify the class not registered error:

1. At First, type Powershell in the search box and right click on it and then select Run as administrator.

powershell
powershell

2. Then type Get-AppXPackage | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register
“$($-.InstallLocation)\AppXManifest.xml “} and then hit Enter.

powershell prompt
powershell prompt

3. Finally, restart your computer after it Re- registers your Windows apps.

Method 3: Run DISM

1. At First, press Windows + X and then select Command Prompt.

Select Command Prompt
Select Command Prompt

2. Then type DISM /Online /Cleanup-Image /CheckHealth and DISM /Online /Cleanup-Image/RestoreHealth. Press Enter.

restorehealth
restorehealth

3. Finally, restart your system.

Method 4: Run SFC

To run the System File Checker program:

1. At First, press Windows key + X and then select Command Prompt (Admin).

Select Command Prompt
Select Command Prompt

2. Then type sfc/ scannow in the prompt and press enter.

SFC Scannow
SFC Scannow

3. Finally, reboot your computer system after the process is finished.

You Might Be Facing: System Service Exception Error in Windows 10

Method 5: Remove Microsoft as the default Browser

1. At First, go to Control Panel>Programs>Default Programs>Set Default Programs.

2. Then change Microsoft Edge to Internet Explorer or Google Chrome.

default programs
default programs

3. Restart your computer to check if the explorer.exe class not registered error is resolved.

Method 6: Start Internet Explorer ETW Collector Service

Class not registered error usually affects Internet Explorer and Microsoft Edge so follow the steps if you are facing this error.

1. At First, press Windows + R and type services.msc and press Enter.

Type Services.msc
Type Services.msc

2. Then window services will open now.

3. Find Internet Explorer ETW Collector Service in the list and then Right click on it and select Properties option.

internet explorer ETW
internet explorer ETW

4. Change the start-up to Automatic. Right click on it again and select start.

internet explorer automatic startup
internet explorer automatic startup

5. Once it is done, the problem will be solved in your system.

Method 7: Re-Register Windows.dll files

To re-register Windows files on your computer:

1. At First, press Windows + X and select Command Prompt (Admin).

Select Command Prompt
Select Command Prompt

2. Then type FOR / R C : \ %G IN (*.dll ) DO “%systemroot%\system32\regsvr32.exe” / s “%G” and hit Enter.

regsvr
regsvr

3. This command will search for all dll files and it will re-register them with regsvr command.

4. Finally, reboot your system now.

Method 8: Change the default image viewer to Windows Photo viewer

Class not registered error can occur while you try to look for .jpg files. So if this happens, set your default image viewer to Windows Photo Viewer by following the given steps:

1. Download and then run a .reg file that will change your registry and will enable Windows Photo Viewer on your system. Or if you don’t want to change any of your registries, download any free image viewing software and install it on your system.

Also Read: 10 Best Free Stock Photo Sites in 2019

2. Right click on any picture that is there on your computer.

3. From the menu bar choose Open with > Choose another app.

"".

DCOM Configuration
DCOM Configuration

3. Click Yes to register any of the components and then Restart your system and open the apps or programs which were causing trouble.

Method 10: Create New Microsoft Account

If the other ways do not work to fix the Class not registered error, you can create a new Microsoft account on Windows 10. So follow the steps:

1. Go to the Settings app by pressing Windows + I and then selecting Change PC settings.

Change PC settings
Change PC settings

2. When the settings app opens, Click on Accounts section.

3. On the left side of the menu choose Family and other people option and click on Add someone else on this PC.

add someone else
add someone else

4. Sign in now by entering your Microsoft account e-mail id and click on Next.

log in new account
log in new account

5. Log out of your current account and use the new one.

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