Alternatively, you can use the PDF Optimizer in Advanced. If you have the non-free version of Adobe Acrobat Pro, this program can also shrink the PDF using the Reduced in size option under Document. For example, in PrimoPDF, you can save the PDF as "Screen," "eBook," "Print," and "Prepress." For most users the PDF file needs to be viewed on the screen, so the "Screen" setting could be used. PDF programs may also have different ways to save a PDF. Again, we suggest making sure the PDF resolution is 72 DPI.
#Open pdf with canon image garden software#
Make sure the settings in the software that converts the PDF are properly set.
If you tried the suggestions above, and the image size is small, but the PDF is still large, it may be the conversion software's fault. After setting the image to black and white, make sure any color settings, such as "Color Depth," are also decreased. Color settingsĮven after setting your scanner to black and white some scanner software may keep other color settings enabled. Make sure the images are black and white and not color. Saving as colorīecause most scanned objects are text-only documents, they do not need to be in color. However, for a PDF that is for screen reading, the DPI should be 72. By default, most scanners record images at 300 DPI, which is the minimum DPI for any image that is printed after scanned. The dots per inch ( DPI) of the scanned image is often the primary cause of a large PDF file. Most e-mail services don't allow attached files larger than 3 to 5 MB. Most users notice the PDF is too large when they try sending the PDF in e-mail and realize it exceeds the allowable size. Below are the most common causes for a scanned document to be too big in size when saved as a PDF file.
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