If you want to show the disk usage of a directory (folder) other than the current directory, you simply put that directory name as the last argument.
Ọ bụrụ na ịchọrọ igosi njikwa disk nke ndekọ (folda) ọzọ karịa ndekọ nke ugbu a, ị na-etinye aha ndekọ aha ahụ dị ka njedebe ikpeazụ.