Discover effective ways to add margins to PDF on Windows, Mac and other devices, allowing you to quickly change PDF files to the page size you specify.

Add Margins to PDF
Appropriate page margins not only ensure the visual beauty of the PDF document but also leave a certain space for cropping the PDF.
To help you adjust PDF page margins freely and quickly, this article will explore 3 effective solutions, from free methods to advanced options, suitable for Windows, Mac, and other devices.
š To get started, get PDFgear, the best free PDF editor software to change paper size and add margins.
If you want to adjust the page margins from the overall page size and print it out quickly, then we first recommend using PDFgear.
In addition to a variety of standard page sizes, PDFgear also provides a wide range of customization options that allow users to adjust page size, including width, height, margins, and more.
In addition, PDFgear provides two methods of adding page margins, offline and online, and is suitable for various devices such as Windows, Mac, and iOS. It can ensure that users can easily adjust the page margins anytime and anywhere. The best part is that PDFgear is completely free!
Step 1. Download and install PDFgear to your device > Click “Open File” > Select and upload the PDF file you want to edit locally.
A completely free all-in-one PDF platform that helps you easily complete multiple PDF editing tasks, including adding margins.
Step 2. Click the Print icon in the menu bar.

Print PDF with PDFgear
Step 3. Select a larger page size from the Paper Size drop-down bar. Options include A3, A4, A5, B5, Envelope sizes, US Legal, US Letter, Tabloid, and more. And complete other print settings.

Change Page Size
Step 4. Finally, click Print to save the PDF with added margins.
PDFgear also provides a web-based PDF editor allowing you to add margins to PDF documents online for free, without needing software installation.
Step 1. Visit the PDFgear PDF Editor Online.
Step 2. Click “Upload PDF files” or drop files to the correct location to upload the PDF.

Upload PDF File
Step 3. Click the “Print” icon in the upper right corner.

Click to Print
Step 4. Select “Print to PDF” in Destination > Click More Settings > Select “Custom” in the Margins drop-down bar > Adjust the page margins in the preview on the left > Click “Print” after completing the remaining settings.

Adjust PDF Page Margins
Preview provides users with an absolutely convenient solution for adding margins to PDFs. As a native tool of Apple, it is especially suitable for Mac device users.
Quickly and easily adjust top, bottom, left, and right margins without downloading third-party software.
This intuitive tool can also perform simple PDF editing and management tasks. Just open a preview to get started immediately.
Step 1. Right-click the target PDF > Select “Open with” > Select “Preview” to open the PDF file.

Open PDF on Preview
Step 2. Click “Tools” in the navigation bar > Select “Select Inspector”.

Open Inspector with Preview
Step 3. Set the upper, lower, left and right margin values in the Crop pop-up window that appears.

Set Margin Values
Step 4. Save the adjusted PDF to your computer.
Compared with the above two methods, Adobe Acrobat Pro DC provides a more detailed margin adjustment method. You can quickly add margins or crop PDFs without losing quality. Adobe Acrobat Pro DC helps users quickly adjust every page and maintain consistency. However, this is a paid tool and may be more demanding for more advanced and professional users.
There are two ways to add margins in Adobe Acrobat Pro DC. Let’s look at the first method first.
Step 1. Open the PDF in Adobe Acrobat Pro DC. Click “Tools” > Select “Organize Pages”.

Enter Organization Page Mode
Step 2. Select “More+” > Select “Set Page Boxes”.

Open the Page Settings Pop-up Window
Step 3. Select “Custom” in the Change Page Size section, and then enter the required margin value as needed. Then click “OK”.

Add Page Margins
Step 4. Save the PDF to your computer.
The second method is to use printing to add margins to PDF.
Step 1. Open the PDF in Adobe Acrobat Pro DC. Then click the “Print” icon on the navigation bar.

Click the Print Icon
Step 2. In the Print settings pop-up window, select Paper Size.

Set Page Size
Step 3. Select a larger page size, then set the page margin value > Click “Ok”.

Increase Page Margins
Step 4. Click Print.
Yes, some PDF editors like LibreOffice allow you to set different margins for odd and even pages. This can be useful for creating print-ready documents with mirrored margins for binding purposes. Check the specific software you are using for this feature.
Some PDF editors like PDFgear and LibreOffice offer batch processing functionality, which allows you to add margins to multiple PDF files at once. You can usually select the files or folders you want to process and apply the desired margin settings to all of them.
Adding margins to a PDF should not affect the quality of the content, as long as you do not resize or rescale the original content. However, be aware that increasing the margins might cause the content to be smaller on the page, which could impact readability.
Adding margins to PDF is essential to customize the document to your needs. Whether you use free tools such as PDFgear, Preview, or more professional paid tools such as Adobe Acrobat Pro DC, please choose the method that best meets your requirements. Customizing PDF documents has never been easier and more versatile. Try to optimize your digital document experience.