Palo Alto Failed To Fetch Device Certificate Tpm Public Key Match Failed -

In rare cases, a failed previous fetch or a software bug can leave "stale" certificate fragments in the firewall's internal storage, blocking new generation attempts.

Lower the management interface MTU to avoid packet fragmentation issues. In rare cases, a failed previous fetch or

set deviceconfig system setting management-interface-mtu 1374 Use code with caution. In rare cases

Verify that your security rules allow traffic for the paloalto-shared-services app from the management interface. 2. Manual Certificate Fetch with OTP In rare cases, a failed previous fetch or

If the error persists, try clearing the local telemetry cache and forcing a refresh: Run the following commands in the CLI:

request certificate fetch request device-telemetry collect-now Use code with caution. Refresh the WebUI to check for a "Success" status.