Delete then Re-add the printer

Deleting the Printer from the Printer List

Click here to skip to the instructions for adding the printer back into the printer list.

1.In the Apple menu, open System Preferences.

2. Open Print and Fax, Printers & Scanners or Print & Scan (depending on OS version) 

3. Be sure that the printer to be deleted is highlighted in the Printers section.

4. Click the Minus (-) sign, then click 'OK' or 'Delete Printer' (10.7.x) on the confirmation message. The printer is deleted.

Adding the Printer

This section explains how to add your printer.

Steps:

1. In System Preferences, open Print and Fax, Printers & Scanners or Print & Scan (depending on OS version).
   
   
   
   
   
   
2. Click +.
   
   A dialog for selecting the printer opens and a list of connected printers appears. In OS X 10.5.x, click the More Printers, if the printer is connected via network.
   
   
   
   
3. Select the connected printer you want to use.
   
   
4. Click 'Add'. The connected printer is added, and is ready for use.