These tools are designed to compress PDF files quickly and simply by automatically resizing images, optimizing image formats and adjusting quality levels while removing background or hidden data that isn't needed for normal use of the file.Įxtracting images from a PDF file to hand optimize them is not really a practical option, hence the suggestion to use a compressor. In this case the best option is to use a PDF Compressor like NXPowerLite Desktop. Or, if your file is less than 50 MB you have the option to use the free online file compressor WeCompress. You may be able to tell just by looking at the document that it’s full of large full-colour images and know they are likely to blame for the file size. The online PDF file analyzer from WeCompress will show you a breakdown of the content in your PDF file: Helpfully, there is a free tool that lets you see exactly why YOUR pdf is so large > artwork for postersįind out what is making your PDF file big PIECE INFORMATION - extra data saved inside the PDF file, by applications like Adobe Illustrator, Photoshop etc.ĬONTENT STREAMS - PDF files created with the text, layout and images all combined together into impenetrable content streamsĮMBEDDED FONTS - some fonts can be surprisingly large. LARGE IMAGES - obvious, but not always as easy to spot as you might think Because when you know that, you can use the right tool for the job and just get on with your day. So it’s important to start with a clear understanding of the type of content that is currently lurking in your PDF file. Starting with why…īefore we dive in, it’s worth noting that there are many, many reasons why PDF files can end up so big, and there are lots of different tools and approaches that can be used to downsize them. So today we are going to show you how to figure out exactly what is making your PDF file so heavy - and give you some tools and techniques for reducing its file size. Well, we love finding out what makes files big and all the many ways they can be made small again. ![]() Maybe you don’t know why it is big or perhaps you don’t have the tools to fix it. Once all of the above has been thoroughly read and attempted, and you are 100% certain that printing PDF to PDF is the only remaining option, this KB may help you resolve the issue.Do you have a big PDF file? We love big PDF files! It’s kind of our thing. It is always a better option to save your PDF rather than reprint it. If the solutions in this article did not help you, please first contact for assistance with your files. This should be attempted only as an absolute last resort and when all other avenues have failed. It is never a good idea to print a PDF to PDF as it usually creates more problems than it solves. Image quality will be impacted when these values are reduced. If the file size is still too large then reduce the values in the dpi text boxes in the dialog box above and/or change the values in the Quality dropdown menus and try again. Click Save Changes, then click Close Edit and optimize the file again. Ensure all check boxes are selected for data considered non-essential in terms of quality and change the compression format to bicubic for all image formats:ħ. Click All Options in the Optimize Document section:ĥ. The Tool Actions Sequence for the Optimize PDF Tool will open.Ĥ. Right-click the Optimize PDF Tool and click Edit. If the file is still too large then adjust the compression settings as follows:ģ. Select the file to be optimized and click Open. Click the Optimize PDF category and then double-click the Optimize PDF Tool:ģ. The most effective method to reduce the size of files in PDF-Tools is to use the Optimize PDF Tool:Ģ. If the file size is still too large then reduce the values in the pixels per inch text boxes and try again. Click the Graphics tab and use the dropdown menus to change the downsampling method to Bicubic Downsampling for High Color/Grayscale Images, Indexed Images and Monochrome Images: The second method is to adjust the Graphics settings:Ĥ. The JPEG quality can be reduced further than 50% in order to reduce the file size further, but this will have an impact on quality. This process should significantly reduce the file size in cases where files contain images. ![]() Click the Compression tab and reduce the JPEG quality to 50%: Right-click PDF-XChange Standard and select Printing preferences. The Printing preferences dialog box will open.Ĥ. The first method is to adjust the Compression settings:ģ. ![]() There are two methods that can be used to reduce the file size in PDF-XChange Standard. This is Exclusive to PDF-XChange Standard, included in the PDF-XChange PRO bundle.
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