- Update the symlink of drive-linux/filesystem/targetfs.imgto point to
            your customized target filesystem image.
- Flash the target. See 
               Flashing.
nvidia@nvidia:~$ sudo mkdir -p ~/driveos/drive-linux/
fileystem/targetfs-images/
nvidia@nvidia:~$ sudo mv output/nvidia-driveos-build-fs-rfs-user.img 
~/driveos/drive-linux/filesystem/targetfs-images/
nvidia@nvidia:~$ sudo rm -f ~/driveos/drive-linux/filesystem/targetfs.img
nvidia@nvidia:~$ sudo ln -sf targetfs-images/nvidia-driveos-build-fs-rfs-
user.img ~/driveos/drive-linux/targetfs.img
# Where ~/driveos/, is the DRIVE OS Installation Directory.