SFOS 18.0.6 MR6 Hardware Installer ISO

Does anyone happen to have a copy of 18.0.6 MR6 for the hardware appliance? I am trying to restore a config taken on 18.0.6 MR6 but it will not restore onto 18.5.1 MR1.

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[edited by: emmosophos at 4:00 PM (GMT -8) on 6 Dec 2021]