Allocation Unit Size



(Have tested on Windows 10, 11)
On windows open "diskpart.exe"

List of Commands

list disk
- lists the disks/drives detected by the computer
select disk <disk number>
- selects the disk with <disk number>

list volume
- lists the volumes detected by the computer
- can see the format of the volumes (NTFS, exFAT, etc.)
select volume <volume number>
- selects the volume with <volume number>
filesystems
- shows the info of the currently selected volume
- can see allocation unit size from here

help
- shows a list of commands


Sources

How can I view the allocation unit size of a NTFS partition in Vista? (Stack Overflow)

Everything About DiskPart Commands in Windows 10 (AOMEI)