I would like to recommend you to try CubexSoftEML to PDF Converter tool that helps to convert single or multiple EML files into PDF file format. It can convert all EML attachments into PDF file format without any issue. It provides advanced features to simply migrate EML into PDF file in bulk at once. With the help of this software, there is no risk of losing any data from the EML file. Use it free demo version that permits you to convert first 25 EML files for free that helps to understand the software features and its functions. Need to convert thousands of EML files for an urgent presentation, then go with the licensed edition of the utility.
For More: https://www.cubexsoft.com/blog/how-to-convert-an-eml-file-to-pdf/