If your host is older than QEMU 4.2, consider upgrading or using raw format.
What are your (e.g., SD-WAN, VPN, firewall)? fgtvm64kvmv747mbuild2731fortinetoutkvmqcow2 new
FortiOS 7.4.7 build 2731 is generally considered a "Mature" (GA.M) release, focusing on stability and bug fixes. As of January 2025, FortiGate-VM 7.4.7 had reported community usage. If your host is older than QEMU 4
Unpack the downloaded file archive if it arrived compressed: unzip FGT_VM64_KVM-v7.4.7.M-build2731-FORTINET.out.kvm.zip Use code with caution. fgtvm64kvmv747mbuild2731fortinetoutkvmqcow2 new