If you wish to export Gmail emails to MBOX format. The ToolsBaer Gmail Backup Tool is one option. This software makes it easy and quick to back up your files. Simply install the software, log in with your Gmail account, and select MBOX as the format in which you want to save the files. After that, choose the folders you wish to back up, such as Inbox or Sent Mail, and start the process. The application downloads your emails and attachments safely and keeps the folder structure the same. It’s simple to use, even if you’re not extremely tech-savvy. This way, you can maintain a safe copy of your Gmail data and open it later in any email program that can read MBOX files.