How to combine PDF files into a big one on a PC?

Merging PDF files using Windows File Explorer is a little-known native feature of the Windows operating system that allows you to how to combine pdf files without downloading third-party PDF software; however, most major browsers do not support adding multiple PDF files in the print preview pane, as this built-in print-based method for merging PDFs only works with a few compatible browser versions when you want to how to combine pdf files.

Steps: Open all the PDF files you want to merge in Microsoft Edge or Chrome, with each file in its own tab; switch to the first PDF tab and press Ctrl + P; set the printer option to “Microsoft Print to PDF”; go to the “Pages” section, and if your browser supports this feature, click “Add Documents”; import all the remaining PDF files you want to merge; then click “Print” and save the output as a single, new PDF file.

Its advantages include: no need to download additional tools or pay for a subscription; it fully preserves the original image and text quality without watermarks; it runs entirely offline, so confidential PDF files are never uploaded to cloud servers; and it supports all Windows 10 and Windows 11 devices with the default browser preinstalled.

Its disadvantages include: slow and clunky performance when merging more than three PDF files; the lack of a multi-document addition feature in the print dialog of most common browsers; the inability to reorder pages via drag-and-drop before exporting; and the possibility of formatting issues in complex PDF files containing forms or layered graphics after conversion.

Merge PDF documents locally without the need for external software. This is ideal for users who are temporarily unable to install additional PDF editing tools, and is also suitable for quickly merging plain-text PDF files with simple layouts.