Within WHM you may easily configure your server to create backups of both your cPanel accounts and system files.
In order to configure your backup retention and behavior navigate to Home »Backup »Backup Configuration. This interface allows system administrators to customize their scheduled backups. For more information on this process, please review our documentation here.
You may also select the option to enable system backups. For information on what is included within the backup and how to include custom files, please reference this article.