Dism Error 87 Fixed |work| ⭐

DISM Error 87 occurs when the command parameters are typed incorrectly or cannot be recognized by Windows.

This guide provides a direct walkthrough to troubleshoot and resolve this common issue. 🛠️ Quick Solutions 1. Correct Your Command Spacing

| Purpose | Command | |--------|---------| | Check health | DISM /Online /Cleanup-Image /CheckHealth | | Scan only | DISM /Online /Cleanup-Image /ScanHealth | | Restore health (default) | DISM /Online /Cleanup-Image /RestoreHealth | | Use custom source | DISM /Online /Cleanup-Image /RestoreHealth /Source:E:\sources\install.wim | dism error 87 fixed

Follow these solutions in order—most cases are resolved by step one. DISM Error 87 occurs when the command parameters

DISM Error 87

If you are a Windows user who has ever tried to repair a corrupted system image using the Deployment Imaging and Service Management (DISM) tool, you may have encountered a frustrating roadblock: . Common mistakes:

• /Restorehealth (lowercase h) → should be /RestoreHealth
• /cleanup-image (lowercase) → should be /Cleanup-Image
• /Online /Cleanup-Image /RestoreHealth /Source:WIM (missing space) → correct is /Source:WIM

Common mistakes:

1. Open elevated cmd.
2. sfc /scannow → reboot if it reports fixes.
3. dism /Online /Cleanup-Image /RestoreHealth
4. If DISM fails, mount matching Windows ISO, note path to install.wim, then: