Epson WorkForce WF-3540 All-in-One Printer

Run Apple's Software Update to install any updates which may resolve this issue.

Try the following:

1. Click on and select Software Update.



2. Install any available updates.



3. Select the '+' button to add the product back to the list

If the message continues to appear you will need to preform a Reset Printing System.

Note: This reset will remove any installed printer queues and preferences for all installed printers, included non-Epson printers. It will not remove any printer drivers already installed.

Do the following:

1. Click on and select Software Preference.



2. Under Hardware select Print & Scan.



3. In the printer list window, hold down the Crtl button on your keyboard and click anywhere in the window, then select Reset printing system.


Note: If you see a window that says Are you sure you want to reset the printing system, click OK.


4. If necessary, enter your system password.



5. Select the '+' to add printer back to the printer list.



6. Try printing.