This article will look at what causes and several ways of fixing the DISM Error 87.

Why am I getting Error 87 when trying to run DISM?

There are several causes of this error when you input any DISM command in the Command Prompt. These are some of the common ones:

Mistype when entering the DISM command line, especially spellings and spacing. Most users perform simple mistakes like incorrect spacing between the commands, which raises the error. Improper installation of Windows causes this error due to problems with the Command Prompt. Users tend to block some essential updates when performing Windows updates, which raises bugs that throw that error. When using the wrong versions of DISM, it raises an error since the DISM version is old. You get an error if you use the standard Command Prompt (without administrative privileges). This is because it limits the user from accessing the administrative parts of the prompt.

Here are some of the related issues you might come across:

Error 87 The parameter is incorrect DISM Error 87 The restorehealth option is not recognized in this context Error 87 the cleanup-image option is unknown

Now that you have a basic understanding of the DISM Error 87 problem in Windows 11 & Windows 10, let’s head to the solutions.

 How can I fix the DISM Error 87?

1. Type the DISM command correctly

The first thing you have to verify is whether to commands are correct. For example, if you input the wrong command, make a spelling mistake, or add a space at the wrong point, DISM Error 87 might appear in Windows. Here are the correct commands for the DISM tool: DISM /Online /Cleanup-Image /CheckHealth DISM /Online /Cleanup-Image /ScanHealth DISM /Online /Cleanup-Image /RestoreHealth There are other DISM commands as well, but these should provide you with a basic understanding of how to use them.

2. Update your Windows

After updating the OS, verify if the DISM Error 87 is fixed in Windows 11. If it still appears while running the tool, head to the following method.

3. Use a third-party tool

Some system problems, such as TLS, can be highly frustrating, and the reason for these errors is often unknown. The ideal solution is to use a reliable third-party application like Restoro. It searches your entire computer for flaws and fixes or removes them. Before starting, the software can create a restore point. This allows you to revert to earlier versions if something goes wrong. Restoro offers a complete package the user can use to fix errors and optimize his PC. It will check the integrity of all system files and replace them with the original undamaged file if something is wrong. SPONSORED It also finds all missing DLL files and restores them to the required locations. Your PC performance may even improve after a full scan.

4. Run the command line as an administrator

Launching Command Prompt as an administrator will provide all the administrative rights to run the DISM tool and should fix Error 87 in Windows 11.

5. Use the correct DISM version

6. Check for corrupt system files

While it’s recommended that you first run the DISM tool and then SFC (System File Checker) scan, in this case, using just the latter might help. After completing the SFC scan, check if DISM Error 87 is fixed in Windows 11.

7. Perform a disk check

Let the Check Disk process run uninterrupted until it’s completed, and then verify if the DISM Error 87 is fixed in Windows 11.

8. Clear component store and revert the Windows update

9. Reinstall Windows

If none of the solutions listed previously fixed DISM Error 87, you are left with no option but to reinstall Windows. There are two options: reset Windows 11 to factory settings or perform a clean install. Both are equally effective, though the latter requires much more effort, and you would need to create a bootable USB drive.

How do I use DISM to repair an image in Windows 11?

What is DISM?

DISM stands for Deployment Image Servicing and Management, and its main work is to help organize virtual disks. It manages split Windows Imaging Format (WIM) files, Full Flash Utility Files, Virtual Hard Disks(VHD), and other vital information. You can access the tool from the Command Prompt or Windows PowerShell, which is used to fix problems with the Windows image. Fixing the DISM error 87 in Windows 11 will correct all the system file errors and problems. It also helps in making the modification to the OS more seamless. If you have issues with Windows 11, fixing it addresses all the problems the user faces. Also, please find out how to make Windows 11 faster and more responsive and boost its performance. Most DSIM errors are temporary and quick to fix. Try all the methods, and let us know which one worked for you in the comments section.

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