An external hard drive is a hard disk drive that is placed externally. You can buy them pre-made or purchase a hard drive and an enclosure and make your own. They come in many sizes and are cheap
In this article, I will detail 3 specific uses for your external hard drive. For one reason or another, you may have chosen a computer whose storage capacity you have outgrown. It may be full to capacity with files and programs and you need room to expand. So the first use of your external hard drive is to add expandability to your computer.
Second use of your external hard drive is, as a shared storage drive. You can attach it to a PC, set permissions, share-ability and start saving and sharing various files. By using it in this manner, you’ll be able to free up tons of space on your computer’s local hard drive and you’ll be able to share files with everyone in your home network.
Another possible use for your external hard drive is to save important documents. You can then store this hard drive in a secure location such as a fire-proof safe or a safety deposit box. This will surely save you from tons of headaches in case of theft or worse yet, a disaster.
That’s 3 possible uses for your external hard drive. They are versatile, and come in sizes that you can choose according to your specific needs. If you have a lot of files to save, then you can get a 500 GB hard drive, or larger if you wish. If you only have a few important documents to save, then maybe a 15 GB hard drive will be sufficient.