The easiest way to backup a specific email folder from Gmail is to use eSoftTools Gmail Backup software. This software quickly backs up Gmail emails and takes a few minutes to back up. With this software, users can backup Gmail emails in multiple file formats. This software is straightforward and can be used even by non-technical users. It works on all Windows operating systems. It also provides a free demo to users in which you can download 20 emails from all your folders.