@souha  Splunk SOAR (On-premises) supports these operating systems and versions: Red Hat Enterprise Linux 7.6 through 7.9 Red Hat Enterprise Linux 8.0 and any of the minor versions of 8. You can use the most recent minor release of RHEL 8 that is available at the time of the Splunk SOAR (On-premises) release. Amazon Linux 2 Oracle Linux 8 If you are unable to use any of these then you should raise a support case to see if they can help.  I think you could edit the install script to allow for another *nix OS but then you would be out of any support entitlement.  ... View more