Canon 3747B003 User Manual page 366

Note
As a default, Auto photo fix ON is applied when photos on a memory card are printed.
When Auto photo fix ON is applied, you can specify only (1) Red-Eye correction below.
If the print result with Auto photo fix ON selected is not satisfactory, select Manual
correction, then specify each advanced setting item below.
1.
Red-Eye correction
Corrects red eyes in portraits caused by flash photography.
Depending on the type of the photo, red eyes may not be corrected or parts other than the
eyes may be corrected.
Note
This setting is available even if Auto photo fix ON is selected.