Why you get this error
A lot users may have meet this error not enough space on USB flash drive but there is
when trying to copy a file which is large file to a USB flash drive. As you may
know, USB flash drives, by default, are formatted with FAT32 file system which has a
4GB maximum single file limit. Therefore, no matter how much free space your flash
drive it has, you will get this error when you transfer a file larger than 4GB to
USB drive. Then how to copy large files to USB flash drive? The fix is to convert
the USB flash drive to NTFS file system that has no file size limit. If your USB
flash drive has no important data that you like to save, you can simply format it to
NTFS. If you want to convert
FAT32 USB to NTFS without data loss, you can use one of the two ways below
to accomplish this.
Convert FAT32 to NTFS using convert.exe
If you are familiar with Windows command line, you probably know Convert.exe which
can help you convert FAT partition to NTFS. It can help you convert FAT or FAT32 to
NTFS file system easily you have file
too large to copy to external USB drive.
1. Press Windows key and R key simultaneously to bring up Run window.
2. Type “CMD” in the box and press Enter.
3. In the pop up command prompt window, type: convert x: /fs:ntfs (“x”
represent the drive letter of your flash drive) For example, if you want to
convert drive D: to NTFS, you can type “convert D: /fs:ntfs”
In a few seconds, the process tell you when conversion is complete. Once it is
converted to NTFS, you cannot convert it back to FAT32 or FAT using the same way.
If, however, this conversion fails due to no enough free space, you can use another
tool to solve this problem that flash drive says not enough space but there is.
Convert FAT32 to NTFS with AOMEI Partition Assistant
AOMEI Partition Assistant is a piece of third party software that allows you to
convert FAT32 to NTFS and back without data loss. You can follow the steps below to
get it done.
Step 1: Download and run AOMEI Partition Assistant.
In the main interface, click “NTFS to FAT32 Converter”.
Step 2: In the pop-up window, select the option “FAT32 to NTFS”.
Step 3: Then all the FAT and FAT32 formatted partition will be listed. Just select
your USB flash drive and click “Next”.
Step 4: Click “Proceed” to confirm and proceed.
In seconds, a window will prompt out to notify you that the conversion is complete.
Then the problem not enough space on USB flash drive but there is will never happen
again. As you can see, this tool can also convert NTFS to
FAT32 without data loss.