It shows 86GB used in property of Drive C (right click popup)

however, inside C drive, the total sum size of all files is only 33GB. Where is 53GB gone?!!

Thanks, if you can help.!

所有跟帖： 

• what is the "size on disk"? -Windows8- ♂ (178 bytes) () 07/01/2009 postreply 10:43:16

• C Harddrive is NTFS -AnotherChinese- ♂ (116 bytes) () 07/01/2009 postreply 16:56:35

• 嗬嗬，你用的是Vista。Vista的System Restore很占硬盤。 -墨鬥魚- ♀ (0 bytes) () 07/01/2009 postreply 17:19:27

• Mine is Window XP -anotherchinese- ♂ (0 bytes) () 07/01/2009 postreply 20:00:21

• check hidden files -Windows8- ♂ (750 bytes) () 07/02/2009 postreply 08:09:50

• checked hidden files. May need run disk de-fragment -anotherchinese- ♂ (291 bytes) () 07/02/2009 postreply 09:56:25