Older managed device can be replaced with new device by using a CLI command.
Important: Do not add the replacement unit under managed devices.
Perform the following steps from the Panorama CLI.
On the managed firewall, configure the Panorama IP address (Device > Setup > Management > Panorama Settings) and commit the changes.
Note: The device will be in a connected state on Panorama once the new firewall is configured with the Panorama IP address .