How do I format a hard drive? A computer hard drive stores your files, allowing you to access them at any time. The majority of the time, you want these files to remain stored properly and safely.

You can format an SD card using Windows, Mac, and Android devices, and likely your digital camera too.

Formatting an external storage drive can serve various purposes, whether it's preparing a USB drive for a fresh start, clearing out an external SSD, or adapting a hard drive for compatibility with ...