When you download the base image, you get a built-in (limited to 1 vCPU and 1GB RAM for small VM sizes).
Enter the CLI and configure the management interface (port1 by default): Download The Fortigate Vm
To help you decide if downloading the VM is the right move, here is a comparison: When you download the base image, you get
Features a maximum of 1 vCPU, 2 GB RAM, low-encryption crypto algorithms, and no access to live FortiGuard updates. When you download the base image