The CMD restore health command is <strong data-start="34" data-end="80">DISM /Online /Cleanup-Image /RestoreHealth, used in Command Prompt to repair corrupted Windows system files. It scans the Windows component store, downloads clean files from Windows Update, and replaces damaged components. You should use this command when your system shows errors, Windows updates fail, SFC cannot repair files, or the PC becomes unstable. Run it in Command Prompt as administrator. After completion, it&rsquo;s recommended to run <strong data-start="480" data-end="496">sfc /scannow to verify that all system files are fully repaired and working correctly.