You can use a free desktop app, a website, or run a command from Command Prompt to combine the files. Windows 11 doesn’t have a built-in option to merge PDF files.

Learn how to copy files using Command Prompt (copy and xcopy). You can also use parameters to perform some specific tasks while copying.

Read this guide to learn how to combine multiple files into one PDF file using a free online editing tool as well as downloadable PDF editing software.

Learn how to merge multiple CSV files into one Excel sheet. You can combine or join more than one CSV file into one Excel Worksheet.

You can combine multiple PDF files into a single, easy-to-share document using simple software on your Mac computer or Windows PC. Here's how.