Don't forget to change:

In the user_configuration.json file:

1. Hostname
2. "gfx_driver" to either VMware / VirtualBox (open-source) or AMD / ATI (open-source) or Intel (open-source) or All open-source (default) or Nvidia.
3. "harddrives" to either /dev/sda or /dev/vda or /dev/nvme0n1.

In the user_credentials.json file:

1. Disk Encryption Password.
2. Root Password.
3. Username.
4. User Password.