Step by step guide on how to enable ZTP on a Polycom handset if it's currently disabled. 

  1. Plug the device in and wait for the screen to display “Loading Application” and then click cancel as soon as it appears.
  2. Wait for the screen to display “Welcome Auto Boot” and click on “Setup” and type in your password, by default this should be 456 unless it has been changed and then press “OK”
  3. Select “Provisioning Server” and then scroll down to the bottom to where it says “ZTP” to enable this setting by clicking select  and then use the down arrows to change the “ZTP” to “Enabled”
  4. Once this is done keep clicking “Exit” and then “Save & Reboot”, you have successfully enabled ZTP.