In versions higher than 7.2.0, the trial license is highly restrictive and often not recommended for extensive lab testing without a valid license.
This filename is a detailed descriptor of the FortiGate Virtual Appliance image. Let's break down the components: Fgt-vm64-kvm-v7.2.3.f-build1262-fortinet.out.kvm.qcow2
Ensure you have attached the secondary hard drive. FortiOS requires a secondary log disk to format on initial boot, or it may crash. In versions higher than 7
Ensure that your virtual network interface cards (NICs) are explicitly set to use the VirtIO model driver rather than the older, emulated E1000 drivers. If you need help tailoring this setup further, let me know: In versions higher than 7.2.0