@tryingtotech See these threads for OPNsense on OCI A1 instances. You can download a suitable VM image from my GitHub (see signature).https://forum.opnsense.org/index.php?topic=34795https://forum.opnsense.org/index.php?topic=35828https://forum.opnsense.org/index.php?topic=32546
Did you enable the Standard.A1.Flex shape for the custom image after importing it?