PDF Printing Issues

How to Fix PDF Printing All Pages Using the First Page Size

Steve KSteve K Nov 5, 2026 868 views

Question details

Users are experiencing an issue where printing a PDF with mixed paper sizes (e.g., Letter and Legal) results in all pages being printed using the dimensions of the first page.

How to Fix a PDF Printing All Pages with the First Page Size
Product
PDF Reader / Printer
Device & OS
not provided
Scenario
Printing a PDF document that contains multiple different page sizes.
Observed behavior
The printer ignores the individual page dimensions and forces every page to print using the paper size of the very first page in the document.
Before you start

Ensure your printer is loaded with the different paper sizes required by your document (e.g., both Letter and Legal) and that the printer drivers are updated to the latest version.

Solution 1Recommended

Enable Automatic Paper Source by PDF Page Size

Adjusting the print dialog settings to recognize individual page sizes prevents the printer from defaulting to the first page's dimensions.

By default, some PDF readers try to scale all pages to fit the default printer paper size. You must explicitly tell the software to pull paper based on the dimensions specified in the document itself.

1
Open the Print Dialog

Open your PDF document and press Ctrl + P (Windows) or Cmd + P (Mac) to access the Print menu.

2
Locate Paper Sizing Options

In the print dialog box, look for the 'Page Sizing & Handling' or 'Paper/Quality' section.

3
Enable Page Size Selection

Check the box that says 'Choose paper source by PDF page size' or 'Use PDF page size to select paper source'.

4
Print the Document

Click 'Print' to send the document to the printer. The printer will now pull paper from the appropriate trays based on each page's size.

Enable Automatic Paper Source by PDF Page Size
Printer Capabilities: Your printer must have multiple trays loaded with the correct paper sizes, and the driver must support mixed-page-size printing.
Efficient PDF Printing

Print Mixed-Size PDFs Seamlessly with WPS Office

WPS Office includes a robust built-in PDF reader that accurately detects mixed page sizes, ensuring your Letter, Legal, and custom pages print exactly as intended without complex configurations.

  1. 1. Open PDF in WPS: Launch WPS Office and open your mixed-size PDF document.
  2. 2. Access Print Settings: Click the Print icon or press Ctrl+P to open the comprehensive print dialog.
  3. 3. Select Auto Paper Source: Check the option to automatically choose the paper source based on the PDF page size, then click Print.
Automatically detects and prints mixed PDF page sizes correctly.Fully compatible with all standard PDF formats and advanced printing features.Lightweight application that opens large PDFs quickly.Free alternative to Adobe Acrobat for viewing, editing, and printing PDFs.
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Frequently Asked Questions

Why does my PDF ignore the Legal size pages and print everything on Letter size?

This happens when the print software is set to 'Fit' or 'Shrink' oversized pages to the default paper size, or if the 'Choose paper source by PDF page size' option is unchecked.

Do I need a special printer to print PDFs with mixed paper sizes?

Yes, your printer must have multiple paper trays loaded with the respective paper sizes (e.g., Tray 1 for Letter, Tray 2 for Legal) and the printer driver must support automatic tray selection.

How do I split a mixed-size PDF to print the pages separately?

If your printer doesn't support mixed sizes, you can organize your PDF pages by size using the 'Organize Pages' or 'Extract' feature in your PDF editor, save them as separate files, and print them individually.

Can a printer driver update fix paper size recognition issues?

Absolutely. Outdated printer drivers can cause communication errors with PDF software. Updating to the latest driver from the manufacturer's website often resolves page scaling and tray selection problems.