Why your USB flash drive says there is not enough free space even though there is? Learn how to fix the problem not enough space on USB flash drive but there is in Windows 10/8/7.
By AOMEI / Last Updated February 22, 2019
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.
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.
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.
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