To upgrade your firewall to the latest version of PAN-OS:
- Review PAN-OS, GlobalProtect & User-ID: Preferred Release Guidance from Support Perspective
Review the Release Notes for the selected version
Also take a look at Upgrade/Downgrade Considerations (or equivalent docs applicable to your version) to make sure you understand all potential changes the PAN-OS release might introduce.
Check for new PAN-OS releases:
On the firewall: Select Device, then Software and Check Now for the firewall to check with the Palo Alto Networks Update Server for new PAN-OS release versions.
On the support portal: Go to support.paloaltonetworks.com and, on the left menu bar, select Updates, then Software Updates. Download and save the release you want to use to upgrade the firewall.
- Once you’ve decided the release version you want, follow the complete workflow to upgrade the firewall to a new PAN-OS version (or equivalent docs applicable to your version). The steps you will take might depend on the release version you’re currently running.