Merging multiple EML emails into a single PDF is simple with Advik EML to PDF Converter. First, launch the software and add all the EML files or folders you want to combine. Select PDF as the output format and choose the option to merge all emails into one PDF file. Pick a destination folder and click Convert. The tool will quickly combine all selected emails while preserving attachments, formatting, and email metadata, creating a single, professional PDF that’s easy to share, archive, or print.