My crucial SSD utility reported that I should optimize my SSD performance by disabling 8.3 file name creation on all NTFS partitions.
The use of 8.3 file names and directories for all long file names and directories on NTFS partitions may decrease directory enumeration performance. An 8.3-compliant file name refers to MS-DOS file-naming conventions. These conventions restrict file names to eight characters and optional extensions to three characters.
This article describes a method of disabling 8.3 file name creation on all NTFS partitions.
: Although disabling 8.3 file name creation increases file performance under Windows, some applications (16-bit, 32-bit, or 64-bit) may not be able to find files and directories that have long file names.
Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows 8, and Windows Server 2012To disable 8.3 name creation on all NTFS partitions, type at an elevated command prompt, and then press Enter.
This operation takes effect immediately (no restart required).
When a volume is not specified, the operation updates the registry value:
When a volume is specified, the operation updates the individual volume's flag. This operation is meaningful only if the registry value is set to 2.
For more information about FSUTIL.EXE 8dot3name, see the following TechNet article: