Hi ellenorleans,
To try and resolve the print quality issue, please perform a print head alignment on the printer by following the steps located here. Once this has been done, you can try cleaning the encoder film of the printer to by following the steps located here to see if this will help. If you still experience difficulty, the printer may require servicing. We ask that you please call 1-866-261-9362, Monday - Friday 10:00 a.m. - 10:00 p.m. ET (excluding holidays) for further assistance. A Canon technical support representative will be happy to help. There is no charge for this call.
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