Open CMD as Administrator. Step 2: Type DISM /? and press Enter. This shows the full help menu. Step 3: To see syntax for specific operations, use:
is a powerful Windows tool for repairing system images. Error 87 usually appears when you mistype a command, use incorrect syntax, or run an unsupported option in your current Windows environment. dism error 87 fixed
DISM /Mount-Image /ImageFile:"D:\My ISO\install.wim" /Index:1 Open CMD as Administrator
Understanding DISM Error 87 When managing a Windows system, the Deployment Image Servicing and Management (DISM) use incorrect syntax
DISM /Online /Cleanup-Image /RestoreHealth /Source:WIM:"F:\sources\install.wim":1 /LimitAccess
/Source:"E:\sources\install.wim:1"
If your source path has spaces, enclose it in quotes: