To convert Maildir emails to PST, first collect your Maildir folders (cur, new, tmp). Use a reliable Maildir-to-PST converter tool that supports bulk export and preserves folder hierarchy. Load the Maildir path, preview emails, choose required folders, and export to PST. Finally, import the PST file into Microsoft Outlook
https://www.vsoftware.org/store/maildir-email-to-outlook