You can use BitRecover EML Converter for bulk transfer of EML to MSG that carries all the attributes. This is software that converts EML files into MSG format with all the elements intact, which include the sender, receiver, subject, attachment as well as formatting. It is very simple and does not require any technical knowledge. You simply download the software, click on the folder containing the EML files, and then proceed to select MSG format, and further click on saving location. Software will then promptly and efficaciously convert EML file into MSG with the retention of all email attributes. Know More: - https://www.bitrecover.com/blog/convert-eml-to-msg/