If you are using Windows XP Service Pack 2 or another operating system
equipped with Windows Firewall, the following screen is displayed. Specify
whether to conﬁgure Windows Firewall to unblock communication with the client
computers when sharing the printer on a network.
Click [Yes] when you share the printer on the network.
Click [No] when you do not share the printer on the network.
Even after the installation, you can change the Firewall settings using "CAPT
Windows Firewall Utility" in the supplied CD-ROM. For more details, see "User's
Installing the CAPT Software