Freeware to Convert NTFS to exFAT successfully

February 15, 2019

Want to convert the file system of external drive or internal hard drive from NTFS to exFAT? Refer to this paper and learn how to convert NTFS to exFAT for external drive in Windows 10/8/7.

Overview of NTFS and exFAT

NTFS and exFAT are two kinds of file system that regulates how data is stored in a storage device such as USB flash drive, external HDD and SD card.

NTFS (New Technology File system) was released in 1993 and it breaks the 4 GB file size limitation and 32 GB partition restriction of FAT32. This file system usually is used in internal hard drive. It is compatible with Windows and Microsoft Xbox One. But it only can be read by Mac OS X and some Linux systems.

exFAT (Extended File Allocation Table) was introduced in 2006 and allows you to store files larger than 4GB as well. It is able to work with Windows, Mac OS X 10.6.5 version or later, PlayStation 4 and Xbox One. It is a file system optimized for flash memory and it is the default file system for SDXC cards larger than 32GB.

Why you need to convert NTFS to exFAT?

Nowadays, it is common that people owns more than one computers. You might want to use an external hard drive or USB flash drive or SD Card between Mac and Windows computers. If the drive is formatted as NTFS, it is read-only on Mac OS X. FAT32 is suitable for Windows and Mac OS X, but it is with 4GB file size imitation. At this point, it is the best choice to convert NTFS to exFAT for external drive. Thus, you can apply your external drive to Windows and Mac OS X.

How to convert NTFS to exFAT for external drive in Windows

Generally, Windows offers two ways to convert NTFS to exFAT. You can get more information in next part.

Before you start to format external drive to exFAT, you should make preparations below:

  • As the operation of formatting to exFAT will erase all the data, it is highly recommended to backup the important data.

  • Connect your external drive to your working PC and make sure that it can be detected by Windows.

Format external drive to exFAT using Disk Management

When you intend to format external drive like USB flash drive or SD Card, the first and most common way is to format it to exFAT via Disk Management. (Take formatting NTFS USB flash drive to exFAT in Windows 10 as an example)

Step 1: Press “Win + R” simultaneously and enter “diskmgmt.msc” to open Disk Management.

Step 2: Right click the USB drive or SD Card listed in Disk Management and choose “Format”.

Step 3: In this window, you can choose exFAT from file systems drop-down. You can add volume label to the external drive .Then, click “OK” to implement the operation.

Format NTFS to exFAT

Step 4: You’ll be noticed that format will cause all the data on the device lost, click “Yes”.

Format hard drive to exFAT using Command Prompt

When you intend to format the internal hard drive to exFAT, you are unable to get the option in Disk Management to format it to exFAT. In such circumstance, you can try Command Prompt.

Step 1: Run Diskpart as administrator.

Step 2: Type commands below and hit enter after every command.

list disk> select disk n (where “n” is the number of your targeted drive)> list partition > select partition x (where “x” is the number of your targeted drive partition) > format fs=exfat> exit

Format NTFS to exFAT Diskaprt

Effective NTFS to exFAT converter

If you are not familiar to diskpart command line, you are likely to make mistake when you use it to convert internal drive to exFAT. And it is possible that when you’ll be prompted that the device is write-protected when you try to format USB flash drive or SD Card via Disk Management. At this point, an effective NTFS to exFAT converter like AOMEI Partition Assistant can be your best choice. AOMEI Partition Assistant is specially designed for Windows system and it can work on all versions of Windows, including Windows 10/8.1/8/7, XP and Vista. It is featured with concise user interface and powerful functions. You can enjoy more features like converting dynamic disk to basic by upgrading it to Professional, more importantly, you can make conversion between NTFS and FAT32 without losing data.

To format NTFS to exFAT, you have to connect the external drive to computer running Windows and download AOMEI Partition Assistant. Then, you can do as the following step-by-step instruction.

Step 1: Fire up AOMEI Partition Assistant. Right click the external drive and choose “Format Partition” (Take converting NTFS to exFAT in Windows 10 as an example).

NTFS To exFAT Format Partition

Step 2: Choose exFAT in the drop-down menu of File System. In this window, it is available to determine “Partition Label” and “Cluster Size” as you like. Then, click on “OK” icon.

Choose exFAT

Step 3: In the main interface, check the “Pending Operations” and then click “Apply” to perform the operation.

NTFS To exFAT Apply


  • The most suitable device to employ exFAT is flash memory like USB flash drive. Be cautious to convert internal hard drive or external HDD to exFAT.

  • It is allowed by AOMEI Partition Assistant to format exFAT disk to NTFS or FAT32 in Windows 10/8/7.