Upgrade Panorama for Increased Device Management Capacity

Increase CPUs and Memory for the Panorama Virtual Appliance if the Panorama virtual appliance does not already meet the minimum resource requirements for increased device management.
Review the Increased Device Management Capacity Requirements to verify whether your existing Panorama virtual appliance meets the minimum requirements before upgrading.
Log in to the Panorama CLI.
Change the Panorama management server to Management Only if Panorama is not already in this mode.
(
M-600 appliances only
) Begin at Step 5 to Set Up an M-Series Appliance in Management Only Mode.
or
Set Up a Panorama Virtual Appliance in Management Only Mode.
Log in to the Panorama web interface.
Upgrade the Panorama management server.
Upgrade Panorama with an Internet Connection.
Upgrade Panorama Without an Internet Connection.
Upgrade Panorama in an HA Configuration.
Select
Panorama
Licenses
and verify that the device management license is successfully activated.

If you activated your device management license and then upgraded to PAN-OS 9.1 or later release, you can manage up to 5,000 firewalls with an M-600 appliance, or up to 2,500 firewalls with a Panorama virtual appliance, but the Description still displays
Device management license to manage up to 1000 devices
.