Formatting your drive will wipe out all the data in it. Note : If you already used your external hard drive on a PC, be sure to back up any files on it. Change the Partition Layout from Current to 1 Partition. Select the external hard drive on the left-hand side.
Click Go on the top tool bar, and select Utilities. Connect the external hard drive to the computer. Here’s how to do that: How to Format a Hard Drive for Macįormat Hard Drive (Mac) 1. So if you’re trying to connect an external hard drive to a Mac, you might have to format the drive before you can use it. Most external hard drives are designed to work for Windows computers. Right-click on the icon assigned to the WD Drive. Connect your WD hard drive to your Windows PC Click on the Start button and select This PC. To format your external drive hard drive in Windows which works with both platforms, first plug-in your drive with Windows machine. The below steps for formatting external drive is for Windows 10 and also works the same with an old version of Windows.