Updating a FortiGate VM using a raw .qcow2 firmware image can be approached using two primary methods, depending on whether it is in a live hypervisor environment or a network emulation lab.
: Built on FortiOS version 7.2.3, a major release path known for balancing advanced security fabric features with enterprise stability.
an existing FortiGate KVM VM with this new image: fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2 upd
: Reduced CPU cycle latency when decrypting complex TLS 1.3 packets on virtualized x86 chips.
Here is a breakdown of what each part of that official name means: Updating a FortiGate VM using a raw
If you are performing an update lifecycle to move an existing virtual firewall up to FortiOS 7.2.3 Build 1262, you must follow structured paths to avoid database corruption or configuration drops. Reviewing the Upgrade Path
execute restore image tftp <filename> <tftp-server-ip> Here is a breakdown of what each part
virt-install \ --name=FortiGate-v723 \ --ram=2048 \ --vcpus=2 \ --os-variant=generic \ --disk path=/var/lib/libvirt/images/fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2,format=qcow2,bus=virtio \ --network bridge=br0,model=virtio \ --network bridge=br1,model=virtio \ --import \ --noautoconsole Use code with caution.
Navigate to (or System > Firmware & Registration in newer versions). Select the FortiGate device and click Upgrade . Choose the File Upload tab.