Checking file system on F: The type of the file system is FAT32. One of your disks needs to be checked for consistency. You may cancel the disk check, but it is strongly recommended that you continue. Windows will now check the disk. Volume Serial Number is BD2C-A9E1 The size of the \2021-06-17\150514.PDF entry is not valid. Windows has made corrections to the file system. No further action is required. 30029472 KB total disk space. 16 KB in 1 hidden files. 160 KB in 10 folders. 903344 KB in 214 files. 29125856 KB are available. 16384 bytes in each allocation unit. 1876842 total allocation units on disk. 1820366 allocation units available on disk.