If back up is standalone data such as text, photos, videos, yes. Just copy from documents folder to new dell hdd/ssd.  Email is typically stored on line in account folder.
Can I use a backup from my previous computer to restore documents, emails, etc, to my new Dell? If so, how? For more questions regarding this contests, please visit the Contest Information Page here.
DS 07/19: Can I use a backup from previous computer to restore?