You can delete or add a client printer only when the master printer is online.
Yes. Do the following:
Reinstall the application from the client printer.
Set the role as a client printer and configure it to its new master and backup printers. For more information, see Configuring printer-based card validation.
The copy or fax button does not appear if access control to the Copy or Fax function is not set. For more information, see Configuring the login screen.
From the Embedded Web Server, click Settings > Security > Login Methods.
From the Public section, click Manage Permissions.
Expand Device Management, and then clear Apps Configuration.
Click Save.
From the Embedded Web Server, click Settings > Security > Login Methods.
Click Manage Permissions or Manage Groups/Permissions beside the login method that you want to configure.
Click the group that you want to have access to the configuration page for all applications.
Expand Device Management, and then make sure that Apps Configuration is selected.
Click Save.