Download and save the release you want to use to upgrade the firewall.
On the firewall
for the firewall to check with the Palo Alto Networks
Update Server for new PAN-OS release versions.
Having difficulty checking for software
updates? Refer to this article for solutions
to some of the common connectivity issues.
After you’ve decided the release version you want, follow
the complete workflow to Upgrade the Firewall to PAN-OS 11.1. The steps
you’ll take might depend on the release version you’re currently
running, if you’re using HA, and whether or not you’re using Panorama
to manage firewalls.