To maintain compatibility with your digital camera, do not change the default settings for the card's file system or allocation unit size. Click the "Start" button to format the SD card.

To quickly format an SD card on your Windows laptop or desktop, follow these steps: Insert your SD card into your laptop's card slot.

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

The best way to clear an SD card is to format it, which is like hitting a factory reset button; it'll erase every file, leaving just an empty card.

If you have an SD card that you want to use for a new project or system, or one that’s receiving errors, learn how to format an SD card on Mac.