example:
1 KiloByte (kB) = 2 10 Bytes = 1,024 Bytes
so 5 KB * 1,024 bytes = 5,12 Bytes
10,028,941 Bytes = +/- 9793 KiloBytes
(10,028,941 Bytes / 1024 = +/- 9793 kB)
2,126 kB = 2177,024 Bytes
(2126 kB * 1,024 = 2177,024 Bytes)
\'He\' being the app you use to download with, could be many reasons why he would download incorrectly, are you using a download manager? If you are, don\'t use it.
I would say that you have to redownload part5.