<div>
As I recollect from past threads, you have Acrobat. If so, try this:<br />
<br />
File<br />
Save As Other<br />
Reduced Size PDF...<br />
<br />
or<br />
<br />
Optimized PDF...<br />
<br />
Those are available in Acrobat, not Reader.
</div>


As I recollect from past threads, you have Acrobat. If so, try this:

File
Save As Other
Reduced Size PDF...

or

Optimized PDF...

Those are available in Acrobat, not Reader.

Acrobat-optimize.gif

<div>
You're welcome. I hope that gets the size where you need it to be for Amazon. Good luck with your book! Regards, Joe
</div>


You're welcome. I hope that gets the size where you need it to be for Amazon. Good luck with your book! Regards, Joe

<div>
<div class="content wysiwyg-content">
In order to post my book on Amazon, I need the PDF to be less than 650 MB. I found many PNG files and cut their sizes dramatically by converting to JPG. I also reduced many JPG files' size equally drastically. But the PDF output does not get smaller. <br />
<br />
I use Word for Mac 2017<br />
<br />
What could the problem be?
</div>
</div>


In order to post my book on Amazon, I need the PDF to be less than 650 MB. I found many PNG files and cut their sizes dramatically by converting to JPG. I also reduced many JPG files' size equally drastically. But the PDF output does not get smaller. 

I use Word for Mac 2017

What could the problem be?

Trouble compressing a PDF to less than 650 MB

Microsoft Office is an integrated suite of applications that includes Outlook, Word, Excel, Access, PowerPoint, Visio and InfoPath, along with a number of tools to assist in making the individual components work together. Coding within and between the projects is done in Visual Basic for Applications, known as VBA.

Microsoft Office

Photo and imaging software is used to edit and compose raster images; Adobe Photoshop, which dominates the market, has its own topic. Common actions include cropping, slicing, retouching, color replacement, masking and erasing. Other programs include Apple Photo, Corel PaintShop Pro, GIMP, Serif PhotoPlus, Pixlr, PhotoScape, Picasa and IrfanView.

Images and Photos

Adobe Acrobat is a family of application software and Web services developed by Adobe Systems to view, create, manipulate, print and manage files in Portable Document Format (PDF). The family comprises Acrobat Reader (formerly Adobe Reader), Acrobat (formerly Acrobat Exchange) and Acrobat.com. The commercial proprietary Acrobat, available for Microsoft Windows and OS X only, can also create, edit, convert, digitally sign, encrypt, export and publish PDF files.

Adobe Acrobat

Websites use graphics to enhance information, assist navigation, and generally improve the user’s experience. To create those graphics, developers use any number of programs, like the Adobe Creative Suite (Photoshop and Flash have their own topics), the CorelDraw suite, Xara, Gimp, ACDSee, Serif, ULead and others.

Web Graphics Software

Microsoft Word is a commercial document editing program that is part of the Microsoft Office suite. It features numerous text-editing tools for creating richly formatted documents, along with tools for the use of macros in Word documents. Word's native file formats are denoted either by a .doc or .docx file extension. Plugins permitting the Windows versions of Word to read and write formats it does not natively support, such as the OpenDocument format (ODF) are available. Word can import and display images in common bitmap formats such as JPG and GIF. It can also be used to create and display simple line-art.