The Windows 10 operating system has several tools built-in that allows it to check and repair for certain corrupted files. One such tool is the DISM, short for Deployment Image Servicing and Management , which is a command-line tool that can be used to service and prepare Windows images. It\u2019s quite easy to run from the command line however there are instances when certain issues can occur which is what we will be addressing today. In this latest installment of our troubleshooting series we will tackle the windows 10 DISM error 87 issue. https:\/\/youtu.be\/bCSVaqIGIBc How To Fix Windows 10 DISM Error 87 Issue Before performing the recommended troubleshooting steps for this particular problem I suggest that you try restarting your computer first. This will refresh the operating system as well as remove corrupt temporary data and is quite effective in fixing most software related issues. There are several factors that can cause this particular problem ranging from an incorrectly typed command to a bug in the software. Listed below are the troubleshooting steps you need to do to fix the problem. Make sure to type the command correctly One of the most common factors that can cause this problem is a mistyped command. The error usually occurs due to incorrect spacing before each \u201c\/\u201d. The correct syntax of the command should be DISM.exe \/Online \/Cleanup-image \/Scanhealth or DISM.exe \/Online \/Cleanup-image \/Restorehealth. Check if the Windows 10 DISM error 87 issue still occurs. Run the command using an elevated command prompt Make sure that you are running the command prompt as an administrator when using DISM. Press Windows key + R to open up a Run dialog box.Type \u201ccmd\u201d and press Ctrl + Shift + Enter to open up a Run dialog box.When prompted by the UAC (User Account Control), choose Yes to grant administrative privileges.Inside the elevated Command Prompt, type your command and press Enter to run it. Another way to do this is by typing command prompt on the search bar. Right click on the command prompt app that appears then click on the run as administrator option. Check if the Windows 10 DISM error 87 issue still occurs. Install the latest Windows updates Sometimes this problem can be caused by a bug in the operating system which is why you need to make sure that you are running the latest version of Windows 10. Press Windows key + R to open up a Run dialog box. Then, type \u201cms-settings:windowsupdate\u201d and press Enter to open the Windows Update screen of the Settings app.Inside the Windows Update tab, click on Check for updates and follow the on-screen instructions to install every pending update.Once every pending update is installed, restart your computer Check if the Windows 10 DISM error 87 issue still occurs. Perform a repair install If the above steps fails to fix the problem then you should consider doing a repair install. This procedure allows you to reinitiate all Windows-related components without affecting your personal files and applications. Download the Windows 10 ISO file from https:\/\/www.microsoft.com\/en-us\/software-download\/windows10Save it on your PC, preferably on your desktop at first.Mount the ISO file.Now double click on the file setup.exe to start the repair \u2013 install from the mounted drive. Check if the Windows 10 DISM error 87 issue still occurs.