If you want to convert EML files into MSG file format, you can download the Sysinfo EML Converter Tool by clicking on the attached link and follow the instructions provided in the tool. This tool is user-friendly, so it's easy to understand the instruction to convert EML to MSG file format.
Furthermore, this tool can convert EML files into other formats such as PST, EMLX, HTML, MHTML, CSV, etc. It also provides various features, including importing EML files into different email clients like Gmail, Office 365, Hotmail, IMAP, etc. Additionally, you can take advantage of functions such as removing duplicate files/folders, searching for files, previewing selected files, and more.