DISM, is a built-in Windows tool, which is used to perform service functions on Windows installation image, online or offline image within a WIM folder or files.
The DISM tool is available on Command Line or on Windows PowerShell. DISM can be used to update files and fix problems when the Windows image is no longer working. However, when using the DISM command, you may receive error code 87 or other error codes such as DISM 50 error, DISM 2 error, and DISM 3 error, DISM 1639 error and so on.
Otherwise, the DISM 87 error may be caused by a variety of factors. For example,
- The command is invalid.
- The command does not fall into the top notch.
- The machine is using an incorrect DISM version.
- Therefore, in the next section, we will show you how to fix the DISM 87 error.
Solution 1. Launch a Good Command
As mentioned in the section above, the DISM 87 error may be caused by an incorrect command. Therefore, in order to correct the DISM error 87 in windows 10, you can check if the command you are entering is correct first.
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The relevant instructions are as below and you can check that the instructions you entered are the same.
- DISM / Online / Cleanup-image / Scanhealth
- DISM / Online / Cleanup-image / Restorehealth
After entering the correct command, check that DISM 87 error has been resolved.
Solution 2. Launch Windows Update
DISM 87 error may be caused by pending Windows updates. Therefore, in order to resolve the DISM 87 error, you can apply the Windows update and install all pending Windows updates.
To run the Windows update, you need to open the Settings app first. Then select Update and Security. Next, click Check Updates to continue.
When finished, restart your computer and use the DISM tool to check if the DISM 87 error has been resolved.
Solution 3. Launch This Command Using the Elevated Command Prompt
If you do not use Command Prompt as an administrator, you may also experience a DISM 87 error. So, in order to fix error 87 DISM, you can try using Command Prompt as an administrator.
Just open Command Prompt as administrator, and type the command again. Finally, check to see if the DISM 87 error has been resolved.
Solution 4. Launch System File Explorer
If there are corrupted system files on your computer, you may encounter a DISM 87 error. So, in this case, you can use System File Checker to scan and repair corrupted system files to correct DISM 87 error.
To repair corrupted system files, open Command Prompt as administrator. Then type the command sfc / scannow and hit Enter to continue. When the scanning process is complete, restart your computer and check that the DISM 87 error has been corrected.
Solution 5. Use the Correct Version for DISM
If you are a Windows 10 user, you need to use Windows 10 DISM version because this version requires a Wofadk.sys filter driver. If not, you may encounter a DISM 87 error. For more information, you can view DISM-supported forums and Install Windows 10 using the previous version of Windows PE. After that, check if the DISM 87 error has been resolved.
If none of the above solutions fix the DISM 87 error, you can choose to reinstall the operating system. Generally, a system reset can fix system-related problems. But before proceeding to reinstall the operating system, please remember to back up the files as reinstalling the OS will erase the hard drive and erase all data on the hard drive.
In addition, for more detailed instructions on debugging DISM 87, you can read the post: Full Solution – 6 Solution for DISM Error 87 Windows 10/8/7.
After fixing a DISM error post, it is best to create a program image to protect your computer and files. If your computer is experiencing any problems, you can use a program icon to restore your computer to its normal state. Therefore, to create a program image, a professional backup software – MiniTool ShadowMaker is recommended.
In conclusion, this post introduces a way to fix DISM 87. error If you encounter a similar error, try these solutions and hope this post can help you.