#Reformat mac air how to
#Reformat mac air for mac
#Reformat mac air portable

#Reformat mac air portable

“I have a 1TB WD Elements Portable USB 3.0 hard drive, formatted with NTFS and used with PC running Windows 10.

#Reformat mac air for mac

Then, try again.Can I reformat WD hard drive for Mac on PC? Eject the card, remove it from your Mac, and slide the lock tab on the side of the card to unlock it. If you receive a message that the SD card cannot be modified or cannot be opened, the card may be locked. If your SD card doesn’t display when you insert it into your Mac, you may have inserted it too quickly or too slowly. Then, remove the card from your Mac or the connected reader. If you happen to close Disk Utility, you can right-click the SD card icon on your desktop and pick Eject. With the Disk Utility window still open, click the Eject icon to the right of the card name. Step 5: Eject the SD cardīefore removing the SD card and basically disconnecting it from your Mac, it’s safest to eject the card properly. You’ll see the progress as the erasing and formatting take place.Ĭlick Done when the process finishes. It can take a bit of time for the process to complete, especially if you choose a more secure option in step 3 above.

If you plan to use the card with a digital camera or the card is 32GB or less, you would normally choose MS-DOS (FAT). Then, select the format you want to use from the drop-down list. Give your SD card a new name if you like. When you land on the one you want, click OK. Move the slider to review each description. You have four options for the level you’d like to use from Fastest to Most Secure. When the Erase box opens, click Security Options. Step 3: Optionally adjust the Security Optionsīefore erasing and formatting the card, you can optionally choose the security level for cleaning the card.Ĭlick Erase in the toolbar at the top of the Disk Utility window. If you’ve never given it a name, it’s likely labeled No Name or Untitled. With Disk Utility open, select your SD card on the left side.

Access Spotlight Search, type “disk utility,” and select the application from the list.

Open the Applications folder in your Dock, pick the Utilities folder, and select Disk Utility.

Click Go > Utilities from the Finder menu bar and select Disk Utility.

Once you connect the SD card to your Mac, open the Disk Utility tool using one of these methods. Step 2: Open Disk Utility and select the card Keep in mind that formatting an SD card means erasing all of its data and then formatting it. You can double-click the Card icon on your Mac desktop to review its contents. If you have a card with data that you want to save, be sure to back it up on your Mac or other devices before proceeding. If you don’t have a card slot, you’ll need to connect an external device with read and write ability like the SD card reader on our list of portable tech gadgets. For a microSD card, be sure to use a microSD-to-SD card adapter. Step 1: Insert the SD card and back up the dataįor a Mac with an SD card slot, simply insert the card with the metal connector contacts facing down, sliding that side into the slot.

#Reformat mac air how to

Here, we’ll walk through the steps and show you how to format an SD card on Mac.

Step 3: Optionally adjust the Security Options.

Step 2: Open Disk Utility and select the card.

Step 1: Insert the SD card and back up the data.