qcow2 is a virtual disk image format used by KVM.) is highly discouraged for security and operational reasons. While "repacks" are common in the gaming community to save bandwidth by compressing files, applying this concept to enterprise firewall firmware introduces severe risks. Critical Security & Operational Risks Malware & Backdoors
If you ever obtain a .qcow2 file claiming to be from Fortinet, always verify: fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2 download repack