iPhoto, Aperture: Warning icon when ordering photo products
Symptoms
You may notice a warning icon (an exclamation point inside of a yellow triangle) appears next to pictures when the resolution may be too low for a quality print at a given size, or next to a text caption when text overruns the border.
Products Affected
Aperture, iPhoto
Resolution
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Warning Next To Pictures
The pictures that appear with a warning may look jagged or blurry when printed (figures 1 through 3 below). To resolve this, choose a smaller size print for better quality when ordering prints. When laying out a book, increasing the number of photos on a page will reduce picture size and may eliminate the warning. If a photo has been cropped, reverting to the original version will increase the picture size and may eliminate the warning.
For quality prints, we recommend these minimum resolutions for the following print sizes:
North America
| Print size | Bitmap resolution size |
| 4 x 6 inches | 600 by 900 pixels |
| 5 x 7 inches | 750 by 1050 pixels |
| Wallet | 300 by 450 pixels |
| 8 x 10 inches | 1200 by 1500 pixels |
| 16 x 20 inches | 1600 by 2000 pixels |
| 20 x 30 inches | 1600 by 2400 pixels |
Europe
| Print size | Bitmap resolution size |
| 10 x 15cm | 600 by 900 pixels |
| 13 x 18cm | 750 by 1050 pixels |
| 5 x 8cm | 300 by 450 pixels |
| 15 x 20cm | 900 by 1200 pixels |
| 20 x 25cm | 1200 by 1500 pixels |
| 20 x 30cm | 1500 by 1800 pixels |
Japan
| Print size | Bitmap resolution size |
| L (127 x 89mm) | 750 by 526 pixels |
| KG (152 x 102mm) | 900 by 600 pixels |
| 2L (178 x 127mm) | 1050 by 750 pixels |
| 6P (254 x 203mm) | 1500 by 750 pixels |
| A4 (297 x 210mm) | 1754 by 1240 pixels |
| 4P (305 x 254mm) | 1800 by 1500 pixels |
Australia/New Zealand
| Print size | Bitmap resolution size |
| 4 x 6 inches | 600 by 900 pixels |
| 5 x 7 inches | 750 by 1050 pixels |
| 4x (2.5 x 3.5inches) | 375 by 525 pixels |
| 8 x 10 inches | 1200 by 1500 pixels |
| 16 x 20 inches | 1600 by 2000 pixels |
| 20 x 30 inches | 1600 by 2400 pixels |
Singapore
| Print size | Bitmap resolution size |
| 4R (4 x 6 inches) | 600 by 900 pixels |
| 4D (4.5 x 6 inches) | 675 by 900 pixels |
| 5R (5 x 7 inches) | 750 by 1050 pixels |
| 4x2R (2.5 x 3.5 inches) | 375 by 525 pixels |
| 8R (8 x 10 inches) | 1200 by 1500 pixels |
| 16 x 20 inches | 1600 by 2000 pixels |
| 20 x 30 inches | 1600 by 2400 pixels |
Hong Kong
| Print size | Bitmap resolution size |
| 3R (3.5 x 5 inches) | 525 by 750 pixels |
| 4R (4 x 6 inches) | 600 by 900 pixels |
| 4D (4.5 x 6 inches) | 675 by 900 pixels |
| 5Y (5 x 7 inches) | 750 by 1050 pixels |
| 4x2R (2.5 x 3.5 inches) | 375 by 525 pixels |
| 8R (8 x 10 inches) | 1200 by 1500 pixels |
| 16 x 20 inches | 1600 by 2000 pixels |
| 20 x 30 inches | 1600 by 2400 pixels |
Higher resolutions than these will generally result in higher quality prints at a given size.

Figure 1 Low Quality Photo Warning

Figure 2 Book Layout Warning Icon

Figure 3 Print Ordering Quality Warning
Warning Next to Text Caption
If a warning icon appears next to a text caption, it indicates some of the text goes past the given border for a caption. A warning will also appear when ordering the book (See Figure 4). Since the point size of a caption is set by iPhoto (based on the layout chosen), there are two options to make the text fit.
- Reduce the amount of text in the caption. Because the dimensions of the caption are predefined, there are no scroll bars so the extra text may not be immediately visible. When visible text is removed, the additional text will appear.
- Change the font used in the caption. Many fonts have different line and character spacing specifications. For example, the Chicago font at 11.8 pt will take more space than the Helvetica font at 11.8 pt. Before deleting text, try different fonts to see if any work better. Note that changing the text for one caption affects all other captions of the same type (caption, title, subtitle).

Figure 4 Low Quality Text Warning
Note: iPhoto print services are available in the Asia Pacific, U.S., Canada, Japan, and select European countries.