The following minimum Palo Alto Networks software versions are supported with GlobalProtect app
6. 1. Refer to the Compatibility Matrix for additional
information about endpoint OS compatibility.
Palo Alto Networks
Software or Content Release Version
Minimum Supported
Version
PAN-OS version
9.1 and above.
End-user Notification about
GlobalProtect Session Logout feature starts with
GlobalProtect 6.1 and requires PAN-OS 11.0 and above. You cannot
disable End-user Notification about GlobalProtect Session Logout
unless the PAN-OS version is 11.0 or above.