A Mac computer with an available USB port. An external drive or flash drive that you want to format. It can be an external hard disk, SSD, flash drive or USB drive.

While the Mac can use a hard drive formatted for Windows, some features may be limited. So it's a good idea to format a new hard drive specifically for macOS.

To format a hard drive before you start using it in Windows, use the Disk Management utility; on a Mac, use Disk Utility.

If you need to get rid of a Mac or external drive, how do you ensure that no one can access the data on it? Adam Engst runs through the various methods you can employ, one or more of which should ...

If you need a USB drive that's widely compatible with different devices, you may want to format it to FAT32. Here's how to do so on Mac and PC.

If you need a USB drive that's widely compatible with different devices, you may want to format it to FAT32. Here's how to do so on Mac and PC.