You can use Quartz Filters in the Preview print dialog to do several things, including reduce the file size of the PDF document. Luckily, you can easily get around this problem by opening your PDF. That’s the magic of the Quartz filters built into macOS. For example, a Quartz filter can be used to convert a color PDF document to a beautiful black and white version, or apply a sepia tone. Aside from changing colors, the Quartz filters let you add other effects to documents and images, create a bespoke compression filter for reducing file. As such I also adjusted the ImageScaleFactor setting in the quartz filter file. With these settings, the high quality filter was indistinguishable from the 'no quartz filter' file. For this test I used a 1.2 MB jpg file and exported it to pdf. Here's my filter settings and resulting file size: PDF with no quartz filter file size: 4.4 MB. ColorSync makes Quartz filters. If you use the print to PDF feature in Mac OS X, you have probably noticed that it can create some really large PDF files. This is fine as long as you are copying them to CD or DVD, but if you’re putting them on the web or sending them through e.
One of the best ways to save space on your Mac is by reducing the size of large PDF files. When it doesn’t help even after unloading the trash and deleting apps, this can help you to free up some extra space for your new project. At the same time, the chances are that the compressed version may lose the actual quality of content. Found a way to do this without compromising on quality. Let us guide you on how to reduce PDF file size on Mac.
How to Reduce a PDF File Size on Mac Using Preview
- Open the PDF file you want to compress.
- Click on File from the top menu.
- Click Export.
- Give a name to it and add tags if you want.
- Set the right location to save it on your Mac.
- Click on the bar next to Quartz Filter.
- Select Reduce File Size.
- Click on Save.
The file will be exported to your selected location. You can figure out the size difference between the original pdf and the compressed version. To do so, right-click on the file → click Get Info from options, view the file size next to the pdf name.
When you open the compressed file, you may notice the quality of the content lacking details (mostly images and visuals) as compared to the original version.
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Best PDF Compression Software for Mac
There are plenty of web applications available, which can help you to reduce the pdf size on mac without losing quality. While some of them might be paid, you can also find freebies that let you compress pdf files temporarily. Here is the list of the best apps.
Free Online PDF Compressor
The websites mentioned below can help you to reduce the size of PDF files within seconds.
Wrapping Up
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So what do you think, compressing pdf files helped you to save more on your space? Smaller files don’t make sense, but larger ones might save you enough space to import your new projects. Besides, which way do you think is the easiest one to reduce the file size on Mac? Let us know in the comment section below! Besides, if you love using PDF files on your Mac, you might want to know the best editing tool.
Jignesh Padhiyar is the co-founder of iGeeksBlog.com who has a keen eye for news, rumors and all the unusual stuff that happens around Apple products. During his tight schedule, Jignesh finds some moments of respite to share side-splitting contents on social media.
Quartz Filter For Mac Osx
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