This macOS installer contains the following version:
Driver - ArcQFC-1.0.1-20180426
ArcHttp - V2.5.2-20180716
ArcCLI - V1.15.8-20180614
macOS High Sierra 10.13 introduces a new security feature that requires user approval before installing driver software. Go to your Mac System Preferences > Security & Privacy panel to allow the system extension so your driver will work properly.
For additional information on this update, please visit: http://developer.apple.com/library/content/technotes/tn2459
Only the host computer which connects the Thunderbolt port no.1 can launch the ArcHttp & ArcCLI.