You can configure the telemetry data that PAN-OS collects and shares with Palo Alto Networks
If your next-generation firewall is configured to share data with Palo Alto Networks, you can
disable this sharing by:
then commit your changes.
Any telemetry data currently stored in Cortex Data Lake is automatically purged
one year after your firewall uploaded it. Optionally, if you do not want the data
to reside in Cortex Data Lake for this amount of time after you disable telemetry,
open a support ticket and ask Palo Alto Networks to purge your telemetry data.