Formatting a USB stick on a Macbook /OS is straight forward. These are the steps that you need to take:
- Plug in your usb stick / drive
- Open Applications > Utilities > Disk Utility
- Find your drive listed on the left hand side and click it
- Click ‘Erase’ near the top center of the screen
- Name your drive and choose ‘Mac OS Extended (Case Sensitive, Journaled)
- Hit ‘Erase’
- Your done!
You should now have a clean USB stick or external drive ready to use for whatever you need!