When the access control feature is enabled for a printer, you can print from drivers after registering the user account on the drivers to which authentication information can be registered.
This section explains the procedure for registering a user account to a genuine Epson printer driver.
Access the Epson printer driver window.
Select in the following order.
Maintenance tab > Printer and Option Information
Select Save Access Control settings, and then click Settings.
Enter User Name and Password, and then click OK.
Enter the user account provided by your printer administrator.
Click OK several times to close the printer driver window.