Simplest way to open and convert EML to PST in Outlook is to first preview your EML files and then convert them into a single PST file with a dedicated MailsDaddy EML to PST Converter. Because Microsoft Outlook does not support direct bulk import of EML files. The tool allows you to safely open EML emails, convert multiple files at once, and preserve folder structure, attachments, and all email properties for smooth access in Outlook.
To know more read this article: https://smartmailmigrator.mystrikingly.com/blog/what-is-an-eml-file-how-to-open-and-convert-eml-to-pst-in-outlook