Many users download MultiBeast from third-party sites. A single corrupted byte in the Kexts.pkg or Clover.pkg inside the MultiBeast wrapper will crash the entire installation.
If you cannot wipe the drive, bypass MultiBeast entirely and install kexts manually. multibeast high sierra installation failed
The "MultiBeast High Sierra Installation Failed" error is a symptom of a larger reality: High Sierra was the last macOS version where MultiBeast worked reliably. For every hour you spend debugging this error, you could have installed OpenCore in 20 minutes. Many users download MultiBeast from third-party sites
Navigate to Contents/Resources . Inside, you will find individual .pkg files for every driver (audio, network, etc.). multibeast high sierra installation failed