Open a web browser, and then type the printer IP address.
Depending on your eSF version, do either of the following:
Click Settings > Security.
From the Public section, click Manage Permissions.
Expand Function Access, and then clear the check box beside the function that you want to disable.
Click Save.
Click Settings > Security > Security Setup.
From the Advanced Security Setup section, configure a building block.
Set up a security template using the previously configured building block.
Click Access Controls, and then click Device Apps/.
Set the application to the previously configured security template.
Click Submit.