1. Palo Alto Networks PAN-OS® Administrator’s Guide 10.2: In the section on managing updates from Panorama
the guide details the primary actions available.
Install: "To manually install a content update on a firewall
select Device Deployment > Dynamic Updates
locate the update
and click Install." (Paraphrased from the "Install Content Updates on a Firewall" section).
Schedules: "You can configure a recurring schedule for Panorama to retrieve and install new content updates on managed firewalls." (Referenced in the "Schedule Content Updates for a Firewall" section).
Revert content: "If a content update causes issues...you can revert to a previously installed version... In Panorama
select Device Deployment > Dynamic Updates... and for the device you want to revert
click Revert." (Referenced in the "Revert to a Previous Content Version" section).
2. Palo Alto Networks Panorama™ Administrator’s Guide 10.2: The "Deploy Updates to Firewalls and Log Collectors" section explicitly describes the workflow and options. It states
"From Panorama
you can deploy software and content updates to managed firewalls... You can install updates on-demand or create schedules for recurring updates." This section also details the "Revert" capability for content updates as a management action.