Disable 8.3 name creation on disk volumes

1. Check status for disk D:
fsutil 8dot3name query D:


2. Check global system seting
HKLM\SYSTEM\CurrentControlSet\Control\FileSystem\
NtfsDisable8dot3NameCreation set value to 2

3. Disable 8.3 name creation

C:\Windows\system32>fsutil 8dot3name set d: 1

Successfully set 8dot3name behavior.

C:\Windows\system32>fsutil 8dot3name query D:
The volume state for Disable8dot3 is 1 (8dot3 name creation is disabled).
The registry state of NtfsDisable8dot3NameCreation is 2, the default (Volume level setting).
Based on the above two settings, 8dot3 name creation is disabled on D: