You can use MailConvertertools Hotmail Backup Tool to back up your Hotmail emails. The software helps you make local backups of your Hotmail emails. It can save your emails into multiple file formats like PST, VCF, PDF, EML, MBOX, and MSG. In addition, this software enables users to transfer Hotmail emails to Gmail, Office 365, Yahoo Mail, Thunderbird, IMAP, and more. Apart from this, the software introduces the Naming Convention Feature, using which users can rename the resultant folder according to their preference.