Face it. Emails, digital pictures, video clips, and other data can quickly fill up hundreds of gigabytes of space. As your remaining space dwindles to nothing, you have a decision to make in terms of how you’re going to expand capacity.

You could replace the drive entirely with a larger one, or you could turn to cloud-based data storage. Then, there is a third option—use external hard drives to grow beyond the limited capacity of your internal drive.