How to transfer more than 4 GB on a USB key under Mac or PC

How to transfer more than 4 GB on a USB key under Mac or PC

mac easy icon mac for DummiesToday we will see how to transfer more than 4 GB to a USB drive on Mac. Indeed, most USB drives in the market are not able to receive large files larger than 4 GB.

As often on iPhoneSoft, here is a new tip for beginners that comes to garnish the section Easy Mac.
These little tips iPhone, iPad, Apple Watch or Mac often help novices, but can also sometimes surprise the most expert of us!

Why can not I transfer a 4GB file or more to my USB drive?

This is of the FAT32 limitation. Files larger than 4 GB can NOT be stored on a FAT32 volume. Formatting the flash drive as exFAT or NTFS will solve this problem. If you have a Mac, it will logically choose the exFAT format that is compatible with Apple and Microsoft systems. Otherwise, NTFS may suffice.

Be careful, remember to save your data. Formatting will delete all data from your key or external drive.

The exFAT file system allows you to store files larger than 4 GB on the device. Windows 7 and Mac OS 10.6.6 and later are compatible with exFAT without any configuration. Older operating systems may require the installation of a patch for exFAT compatibility.

On the other hand, the exFAT file system may NOT be compatible with some devices such as TVs, game consoles, legacy operating systems, car radios, and so on.

You will find USB keys of great capacity and fast less than 20 on Amazon.

usb key sandisk tutorial

Format a disk in exFAT on MacOS

  1. Start the disk utility
  2. Plug in the USB key
  3. Click on it
  4. Press "format"
  5. Choose the exFAT format
  6. formatting

tutorial mac format key disk exfat

Format a disk in exFAT on Windows

  • Double-click on My Computer
  • Right-click on the flash drive or memory card, and then select Format
  • In the File System list, click exFAT
  • Click Start
  • Click OK to start formatting