Memory Device Is Not Recognized; Cannot Save Data To A Memory Device; Application Is Blocked By A Firewall (For Windows Only); Is Displayed On The Photo Selection Screen - Epson WorkForce Pro WF-4720 series User Manual

User's Guide
Related Information
"Basic Settings" on page 153
&

Memory Device Is not Recognized

Enable the memory device in the Memory Device Interface settings on the control panel.
Related Information
"Printer Settings" on page 154
&

Cannot Save Data to a Memory Device

❏ Check that the memory device is not write protected.
❏ Check that the memory device has enough available memory. If the available memory is low, data cannot be
saved.
Related Information
"External USB Device Specifications" on page 210
&

Application Is Blocked by a Firewall (for Windows Only)

Add the application to the Windows Firewall allowed program in security settings on the Control Panel.

"!" Is Displayed on the Photo Selection Screen

"!" is displayed on the LCD screen when the image file is not supported by the product.
Related Information
"Supported Data Specifications" on page 210
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Solving Problems
204