How to Zoom a PDF on Mac and Windows？

PDF files usually show you lots of pictures and words, but if the word or picture is too small, you may need to zoom in PDF to view details. PDF zoom is an extremely important feature to fit for people. So, how to zoom a PDF on Mac or on Windows? It is not a difficult task if you read this article. Next, I will share three ways to zoom in PDF on Mac and Windows.

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Zoom PDF with the Best-in-class PDF Editor

• Zoom in or zoom out PDF with just a click.
• Choose the appropriate scaling ratio for your needs.
• Magnification percentage is available from 10% to 1000%.
• Add comments, annotations, stamps, images, file attachments, and signature to PDF.
• Converter, creator, editor, compressor, unlocker and more tools provided by Cisdem.

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How to Zoom PDF on Mac?

There are 2 ways to be introduced to zoom a pdf on mac, one is using free Preview, and the other one is to utilize a professional PDF editor with abundant extended features.

Zoom PDF on Mac in Preview

Preview is the PDF viewer of the OS operating system,it enables users to view and print Portable Document Format (PDF) files. Although Preview provides limited features for Mac users, it also allows users to zoom in PDF on Mac.

• Step 1. Find your PDF file on your Mac, and open it in Preview.
• Step 2. As the Adobe Acrobat, just click the plus or minus sign on the top bar, you can zoom in or zoom out PDF on your Mac so that you can view more details.

How to Zoom PDF on Windows?

#1 with PDF Editor

Here, I will recommend a perfect PDF solution for you, Cisdem PDFMaster undoubtedly is the best alternative of Adobe Acrobat. With this PDF tool, PDF zoom is a piece of cake for all of you. Actually, what Cisdem PDFMaster can do is far more than zoom a PDF on Windows, this all in one PDF solution from Cisdem will make you more productive with PDF in every capacity: edit PDF files, create and convert native PDF file, sign, split, compress, comment, encrypt and decrypt your PDFs with unprecedented ease and speed.

Step 1. Free download and launch it on your Windows.

If you have installed Cisdem PDFMaster on your Windows, just skip this step. If you have not, just click the “Free Download” button to start downloading it. And then you need to install and run it on your computer. Each user has a chance it try it for free.
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Step 2. Choose Cisdem PDFMaster PDF Edit feature.

After running this PDF tool on your Windows, open a PDF file to zoom.

Step 3. Start to Zoom PDF on Windows.

Expand the zoom list on the bottom right corner and choose an appropriate ratio. It is super easy-to-use.

Cisdem PDFMaster for Windows is your best choice. There are many another features of Cisdem PDFMaster for Windows available:

• Allow you to edit and annotate PDF files, you can easily add texts, comments, notes, or shapes (Rectangle, Rounded Rectangle, Circle,) to the PDF, highlight, cross-out, underline text for more effective collaboration.
• Allow you to convert PDF to Word, Text, PowerPoint, Pages, HTML, and images, etc., saving fonts, formatting, and so much time.
• Allow to create PDF from Word, PowerPoint, ePub, HTML, CHM, Image and so on.
• Allow you to split, compress and extract from PDF.
• Allow you to sign a PDF document by creating new signature with mouse or trackpad using an intuitive signature drawing pad.
• Allow you to protect and unlock PDF files.

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#2 with PDF Reader

Here a free PDF reader for Windows---Foxit Reader is highly recommended to read and zoom your PDFs on Windows PC. As you may have heard, Foxit is a leader in PDF industry to offer solutions and kits to help users work efficiently on PDFs. With its free PDF reader, users can manage PDFs as much as possible, in a quite convenient way.

1. After you have download the Foxit PDF reader on its official website, install and launch the program on your Windows PC
2. Open the PDF with Foxit Reader
3. Click the “Zoom in/out” icon on the toolbar to zoom the PDF as needed.

How to Zoom PDF on Adobe If You Have Installed?

Known as a leader in PDF, Adobe Acrobat provides a full set of PDF solutions for users. If you use Adobe Acrobat to view PDF on your Mac, there are two ways you can use to zoom in PDF, the one is using the mouse's scroll wheel to zoom, the other is click the plus or minus sign to zoom.

Step 1. Add your PDF files to Adobe Acrobat.

At first, you need to run Adobe Acrobat on your Mac, then click the “Open” button to add your PDF file s to it.

Step 2. Start to Zoom PDF on Mac.

You have two ways to zoom in PDF on Mac, you can directly use the mouse's scroll wheel to zoom in or zoom out PDF. Or you can click the plus or minus sign on the top bar to zoom in PDF.