Fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2 -

The filename fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2 follows Fortinet's standard naming convention: : FortiGate 64-bit Virtual Machine. kvm : Target hypervisor (KVM/QEMU). v723 : FortiOS Version 7.2.3. build1262 : Specific software build number.

The 64 in fgtvm64 indicates a 64-bit image, required for modern KVM hosts. fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2

Use virt-install to create the VM. Note that FortiGate v7.2.3 requires specific resources for optimal performance: fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2