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In the vast toolbox of Linux command-line utilities, pr stands out when you need to process text for printing or viewing in formatted ways. While typically used for preparing data for printing, it can be repurposed for various other tasks, such as merging multiple text files side-by-side. In this blog, we'll explore how to use the pr command specifically with the -m and -t options to merge files side by side without headers, offering both an easy guide and practical examples. Q&A: Merging Files with pr -m -t A1: The pr command in Linux is used to convert text files for printing. It can format plain text in a variety of ways, such as pagination, columnar formatting, and header/footer handling.