Dism Error 87 Fixed __top__ Here

Here’s a clear, step-by-step write-up for fixing DISM Error 87 (typically “The option is unknown” or “The parameter is incorrect”):

If a particular switch doesn’t appear in the help list, it doesn’t exist in your version of Windows (e.g., some switches are only for Windows PE). dism error 87 fixed

To check health:

DISM /Online /Cleanup-Image /CheckHealth

8. Appendix — Useful Commands Reference

• Basic queries:

  dism /online /get-currentedition
  dism /online /get-targeteditions
  dism /online /get-packages
  dism /online /get-features
  

• WIM info:

  dism /get-wiminfo /wimfile:D:\sources\install.wim
  

• Export ESD to WIM:

  dism /Get-WimInfo /WimFile:D:\sources\install.wim
  dism /export-image /sourceimagefile:D:\sources\install.esd /sourceindex:1 /destinationimagefile:C:\temp\install.wim /compress:max
  

Sometimes, the spacing is perfect, but the error remains. Here are the common hurdles users face: Here’s a clear, step-by-step write-up for fixing DISM

This command bypasses many CMD-specific syntax issues. the spacing is perfect