Usb cannot be formatted mac

Step 3: In the Application Windows look for the Utilities Folder. Double click on the Utilities folder.

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Step 4: Step 5: Look for the Disk Utility icon and double click it. From this step on please be careful. Doing this will delete all the data on the disk.


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Step 6: Locate your USB flash drive. Click on USB Disk. Step 7: When you click on USB Disk you will see a few tabs.

Method 1. Fix 'can't format USB flash drive' error by CMD

Click on the Erase tab. Step 8: You will see Format: Select ExFAT. Step 9: You will see Name: Input the name you would like to call it, for example your clients name or your business name. You only get 11 characters and spaces count as a character. For this example I will be using my company name abbreviated: Step Your screen should look like the screen example below.

Now if everything looks right click on the Erase button. A confirmation window will pop up. Click on the Erase Button. The formatting process is pretty quick depending on how old your Mac is. Unfortunately there is no confirmation that the computer is done formatting your USB flash drive. When you see this you can close the Disk Utility application. Go to the Window Start Menu, then Computer. You should see your USB flash drive. On my computer it displays as the G: If you look for a quick and easy way to manage your drives, try using CleanMyDrive 2.

With its help, you can drag-and-drop files directly to any drive, clean hidden junk from external drives, and check disk stats.

All the drives will be at hand in the menu bar, so you can get to see types of drives you have and manage them easily. There are a couple of things you should keep in mind, however. The first is that when you format and disk, you will erase all the data currently on it. So if you need that data, make sure you copy it onto another disk before you start. Secondly, there are several formats to choose from, each with advantages and disadvantage. Use the guide above to help you decide which is right for you.

Ivan Exploring latest tech trends. A new window pops up prompting options you need to select before starting. The only thing you have to check is under "File system", make sure you have chosen "exFAT". You may also rename the device drive under "Volume label".

Here's how to format USB on Mac

Then click the "Start" button to continue. You'll see this warning. Once again, make sure you've backed up all important data stored in the drive. Click "OK". Chances are that you may encounter some issues formatting a flash drive on a PC or the disk is malfunctioning. If so, the following articles may be of help to you:.

Format USB Flash Drives to Work With Both Mac and Windows 7 – Colorvale

Most of the external hard disks and flash drives are formatted for Microsoft Windows operating systems. That makes using the drive a bit troublesome on Mac machines. Like I said, if you want to use the device for both a PC and Mac, you should consider reformatting it to exFAT once you figure out the drive isn't with another file system. Hope the above guide is helpful to you.

Once again, as a kind warning: Influenced by the startup culture in the Silicon Valley, Jessica loves building things from zero to one and is keen on following news related to the Big Five tech giants and many SaaS startups. Mine can only be formatted in NTFS.

Problem with Copy/Paste files onto USB flash drive on Mac , how to fix

Thank you Jessica for the informative article. The article was easy to read and understand. The screen shots also helped.


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  • I sent my mother to your article since she is new to Mac OS. Good job once again, and keep informing us Novices. I have reformatted a Sandisk usb 2. I have a Mac I exported a screenflick movie to it. Afterwards the usb stick is not recognized by the mac. Now what? With the latest High Sierra on mac the ex-fat files system is not recognised on many devices, have had to return to fat 32 to use my memory sticks.