DISM /Online /Cleanup-Image /RestoreHealth /Source:E:\sources\install.wim
Always write Online: with a colon and a space before the next switch. dism error 87 fixed
Use dism /online /cleanup-image /restorehealth dism error 87 fixed
In this guide, we will explain why this error happens and provide the exact steps to fix it. dism error 87 fixed