Review the OS compatibility details for the Terminal
Server (TS) agent 9.0 releases.
The Terminal Server (TS) agent is compatible with PAN-OSĀ®
9.0 and earlier PAN-OS releases that Palo Alto Networks still supports.
To see where you can install TS agents,
refer to the Terminal Server (TS) agent compatibility information
in the Palo Alto Networks Compatibility_Matrix.