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Do you know how to format a raw hard drive under Mac OS? How to format corrupted SD card or USB flash drive on Mac? Here are some solutions can help you format/reformat raw hard drive or storage media under Mac OS. If you are going to format a raw drive/device on Mac, you can read these solutions.

Three Solutions to Format RAW Drive/USB/SD Card/External Hard Drive on Mac

Solution 1: Format raw drive/device with Mac Disk Utility

Disk Utility is a built-in application in OS X or macOS. It can help you erase hard drive or storage media device on Mac. So, it can help Mac users to format a raw hard drive or media device on Mac. It is very easy, just open this app, then select the raw hard drive or device and click on "Erase" button.

how to format a raw hard drive on Mac

Please note that the data can be recovered after the raw drive or device has been formatted by disk utility.

Solution 2: Format raw hard drive/device with Super Eraser for Mac

If you want to format a raw hard drive and permanently erase all data on the hard drive, you need special data erasure tool. DoYourData Super Eraser for Mac can help you securely format raw hard drive or device and permanently erase all data. It even can format a corrupted, inaccessible hard drive, SD card, USB drive, etc.

Step 1: Download and install DoYourData Super Eraser for Mac on your Mac.

Step 2: Run DoYourData Super Eraser for Mac on your Mac, select "Wipe Hard Drive" mode.

how to format a raw hard drive on Mac

Step 3: Select the raw hard drive you want to format and click on "Wipe Now" button.

DoYourData Super Eraser for Mac will permanently erase all data from the raw hard drive after you click on Wipe Now button. It means all existing data and history data on the raw hard drive will be erased.

Formatting raw hard drive on Mac is very easy with disk utility or DoYourData Super Eraser for Mac. If you want to format a raw hard drive/device, you can try solutions above to get the raw hard drive/device formatted. When your hard drive or device gets corrupted, you can use these tools to format the raw drive/device to fix errors.

Solution 3: Format raw hard drive or device on Mac with MacClean360

MacClean360 is an all-in-one disk cleaner and manager for Mac OS. It offers a tool named Disk Manager”, this tool will list the raw hard drive or device, then choose the raw hard drive or device and click on “Format” button to format the raw hard drive, USB flash drive, memory card, portable hard drive, etc.

how to format a raw hard drive on Mac

The formatted data which is formatted by MacClean360 also can be recovered by Mac data recovery software, such as Do Your Data Recovery for Mac.

DoYourData Author

Written & Updated by Shirly Chen

Shirly Chen has been writing data recovery, data erasure articles for DoYourData over 4 years. She has been working as a professional website content writer & editor for quite a long time. She also writes articles about disk clone, Mac optimization, disk backup, etc.

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