258 Chapter 8 Solve a problem EN
6. Go to http://support.ricoh.com/services/device/qr/D0EW.html to download and install the latest print
driver.
• If the installation completes, consult the firewall software support to change settings such as
security level, trusted zones, and open ports to allow communication with Ricoh software and
websites. After changing the settings, re-enable the firewall.
• If the installation fails, the firewall software is not causing the issue. Re-enable the firewall
Step 2: Configure the firewall
Review the firewall settings for your computer security programs, such as Windows Defender, McAfee, and
Norton.
Configure firewall settings in Windows Defender
Windows Defender Firewall comes with all Windows PCs. If you use Windows Defender, configure settings to
work with your Ricoh printer and software.
1. Search Windows for and open Windows Defender Firewall.
2. Click Allow an app or feature through Windows Defender Firewall, and then confirm all Ricoh
programs in the list are allowed for your network type (private or public).
To allow a program, click Change settings, and then check the box in the column that applies to your
network.
3. On the Windows Defender home screen, click Advanced settings.
4. In the left pane, click Outbound Rules, scroll to the right in the center pane to find the Remote Port
column, and then click Remote Port to sort the list numerically.
NOTE: Printers use ports to communicate with a computer. Rules create openings in the firewall for
specific ports.
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