# How to Backup External Hard Drive It is vital for everyone to learn how to[ backup their external hard drive](https://notchox.com/resources/backup-external-hard-drive/) data as a safety measure for their pictures, videos, documents, and many other valuable data. The simplest way to do this is to plug in your external hard drive to your computer and transfer all its files to another external hard drive. All you need to do is to use File Explorer on a Windows computer, find the files that you need, and copy them into the new external hard drive. If you have a Mac, you will be able to drag and drop files between your drives in Finder.