SD cards are enormously useful devices that hold more data every year. Reformatting an SD or microSD card can make sure all the data that was on it is gone.

If you've got an SD or microSD card, knowing how to format it is essential. Here's how to do that on Android devices, computers, and cameras.

Most people save files, photos, videos and more to internal SD cards, then transfer them to their computer via an SD card reader. Make sure your reader is compatible with your computer’s ...