- LAC (License Activation Code)
A unique code of 25 digits that is printed on a sheet when open the optional feature box/envelope. - An installed E-25C.
 - A PC with a web browser installed.
- When using Internet Explorer, version 11 or later.
 
 - Command WorkStation (Must be installed for Client Options)
 - Internet Access Environment
 
- If the customer has already a USB dongle for a Client Option (purchased for previous models, etc.), it can be used with E-25C