1. On the left side of the window are the drives connected to the computer. Select the capacity of the drive respective to the one containing the device you wish to format then click the Erase tab. Example: If the drive is called 'NO NAME', directly above that, you should see the drive capacity of 'XXXX'. Select this capacity.
2. It is very simple to format Samsung USB flash drive and erase Samsung USB flash drive under Mac OS with AweEraser for Mac. Once the Samsung USB flash drive is formatted or erased by AweEraser for Mac, all the data on the Samsung USB flash drive will be lost forever. Just like you get a brand new Samsung USB flash drive.
3. The drive is probably now formatted for a Mac only file system. To format for a PC: Insert the drive in the Mac and start Disk Utility (Utilities folder). Select the drive in the left column. Be sure to select the drive (all the way to the left) not a volume (indented below the drive name). Select the 'Partition' tab.
4. Part 1: How To Format Flash Drive On Mac. Here are the steps that you need to follow. Do these steps and you will then be able to format your flash drive on your Mac. Step 1: Go ahead and plug in your flash drive in the USB port on your Mac. Step 2: After that, go ahead and launch the Finder and click on your flash drive detected by your Mac.

1. Mac Os Format Usb Drive
2. Format Usb Flash Drive For Mac And Pc Computer
3. Format Usb Flash Drive For Mac And Pc

However, regarding your inability to format the 'drive' rather than the 'partition', try selecting the partition button along the top of Disk Utility. That should allow you to create a partition on the drive and set the partition scheme. Then select the partition on the left hand side and format it using the filesystem of your choice.

WARNING: Formatting will erase all data on the device. Back up all your data before proceeding.

Instructions below are for 10.11.x (El Capitan) and 10.12.x (Sierra)

1. Double-click on Macintosh HD - or in the Finder menu clickFile > New Finder Window
2. Click the Applications folder - if using a Finder Window Applicationswill be in the left side menu.
3. Click the Utilities folder.
4. Double-click Disk Utility.
5. On the left side of the window are the drives connected to the computer. Select the capacity of the drive respective to the one containing the device you wish to format then click the Erase tab.
Example: If the drive is called 'NO NAME', directly above that, you should see the drive capacity of 'XXXX'. Select this capacity.
6. Verify Volume Format is set to MS-DOS file system or exFAT, Scheme is set to “Master Boot Record” (Do NOT select GUID Partition Map) then click Erase.

Instructions below are for 10.13.x (High Sierra)

1. Open Disk Utility. Please See Answer 20985: How to access Disk Utility macOS
2. In the top menu bar, go to View, and choose Show All Devices

3. Select the upper level of the drive you would like to format and click the Erase button

4. Choose how you would like to format the drive

• Enter a Name for your drive
• Choose exFAT or MS-DOS (FAT) for the format
• Choose Master Boot Record for the Scheme
• Click Erase

Mac Os Format Usb Drive

5. When finished, the drive will be formatted and repartitioned successfully. Click the Done button

NOTE: exFAT is used on SDXC card (64GB and higher).

NOTE: exFAT can be used on flash drives or memory cards to transfer files larger than 4GB.

NOTE: MacOS 10.6.2 or higher is required for exFAT file system. Some older operating systems must have a patch installed before they can use the exFAT file system.

NOTE: If the above steps do NOT resolve the problem or if the lock switch is missing or broken, please back up your data and request a replacement using our online web form.

Related Articles:
Operating systems that support exFAT
Deleting files on a memory card using a Mac
Deleting files on a Cruzer USB flash drive using a Mac

Macbooks or iMacs hardly require reinstallation of their Mac OS, but when they do then it’s a fairly difficult process especially if your secondary computer is Windows. Reinstalling Mac OS is a time-consuming process and requires a lot of patience that’s why recommend doing this process in your free time or weekends.

To get started with you require a USB drive with at least 8GB storage (16GB recommended). Then you need a working Mac OS ISO or DMG Installation Image. You can download it from the Apps Store or you can find Mac OS Image at ISORIVER.

There are 2 Methods to Create a Bootable USB drive of Mac OS on your Windows PC.

Method 1: Using TransMac

1. Download TransMac’s latest version for Windows from this link.
2. Connect your USB drive
3. Right Click on your USB drive option in TransMac and select Format Disk for Mac
4. After that, right-click the USB Drive and select Restore with Disk Image
5. Point to your Mac OS .dmg or .iso file by clicking the add button.
6. After that TransMac will create bootable Mac OS USB within few minutes.
7. Then you can insert it into your Mac, hold down the option key while turn on and boot your system with this USB.

Method 2: Using PowerISO

Another disk image utility that you can use is PowerISO. It can be used for burning both ISO files and DMG files to USB to create a bootable drive. Follow the steps below to Create a Bootable Mac OS USB on Windows PC.

Step 1: Firstly Download PowerISO and install it in your Windows PC. Launch the app and insert a USB drive into your computer.

Step 2: Import the DMG / ISO file directly by clicking on ‘Burn’ in the toolbar.

Step 3: In the Burn window, select the DMG / ISO file from the Source File section.

Step 4: You can modify the settings to adjust burn speed. The default will be set to the maximum, so you can reduce that.

Step 5: You can choose to finalize the disk and verify it. Any errors in the bootable USB will show up at that point.

Step 6: Now click on “Burn” and wait for the progress bar to reach 100%.

After the successful creation of Bootable Mac OS USB, boot your Macbook from this USB drive by clicking the option button during bootup and select this USB drive.

Watch this Video Tutorial

Format Usb Flash Drive For Mac And Pc Computer

Format Usb Flash Drive For Mac And Pc

That’s it for the tutorial If you face any issues or had any query then please let us know in the comment section below. You can also send us an email via the contact us page for personalized support.