As support windows close, you will eventually be forced to move to 10.x for security patches.
Always download the first (e.g., PAN-OS-10.1.6 ). If you need a hotfix (e.g., 10.1.6-h2 ), you must install the base image before the hotfix.
Updating the firmware of your PA-220 device is crucial for several reasons:
support PAN-OS 11.x or later versions, which are reserved for newer hardware like the PA-440. Incremental Paths
: Although Palo Alto Networks strives to make updates seamless, it's wise to plan for potential downtime. Schedule updates during maintenance windows to minimize impact on your network.