Jul 05, 2017 To format a drive on a Mac, you’ll need the built-in Disk Utility application. Press Command+Space to open the Spotlight search dialog, type “Disk Utility”, and press “Enter” to launch the app. You can also open a Finder window, select “Applications” in the sidebar, and head to Utilities Disk Utility. To format the USB drive to FAT32, follow the next steps: Step 1. Connect the USB flash drive to your Mac computer. Go to Applications Utilities Double click and open Disk Utility. Select your USB flash drive on the sidebar, choose Erase. Rename the USB flash drive (optional). It’s exactly the same procedure if you need to reformat a flash drive on a Mac. How to format a USB drive on a Mac. Plug the drive into a USB socket (if you have a recent MacBook or MacBook Pro that only has USB-C connectors, you’ll need a USB-C to USB-A adaptor). Open a new Finder window and click on the drive. The process is accompanied by the deletion of data on the drive as the format changes, the files saved on the drive becomes irrelevant. As you reformat MacBook Pro or any other version, a partition map is created on the selected drive and an appropriate file system is applied which works with Mac such as OS X Extended (Journaled) file system.

Install Mavericks, Lion/Mountain Lion Using Internet Recovery

Be sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive.

Boot to the Internet Recovery HD:

Restart the computer and after the chime press and hold down the COMMAND-OPTION- R keys until a globe appears on the screen. Wait patiently - 15-20 minutes - until the Recovery main menu appears.

Partition and Format the hard drive:

1. Select Disk Utility from the main menu and click on the Continue button.

Format Flash Drive Fat

2. After DU loads select your external hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Click on the Partition tab in the DU main window.

3. Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Click on the Options button, set the partition scheme to GUID then click on the OK button. Set the format type to Mac OS Extended (Journaled.) Click on the Partition button and wait until the process has completed. Quit DU and return to the main menu.

Reinstall Lion/Mountain Lion. Mavericks: Select Reinstall Lion/Mountain Lion, Mavericks and click on the Install button. Be sure to select the correct drive to use if you have more than one.

Note: You will need an active Internet connection. I suggest using Ethernet

Format Flash Drive Free Download

if possiblebecause it is three times faster than wireless.

Flash Drive For New Macbook

This will install the version of OS X that came originally with the computer (10.7.4.) You may then upgrade it back to Mavericks by re-downloading the Mavericks installer from the App Store.

Best Flash Drive For Macbook

Jan 9, 2014 8:10 PM