When you download like this kind of file, see below:
(Click on picture to get better view)
(Click on picture to get better view)
You need to use this software to combine all the file, download link below;1) Open HJsplit then click " Join ", the software should looks like below;(Click on picture to get better view)
2) Click " Input File ", see below; (Click on picture to get better view)
3) Pick the file that need to be Join, please make sure that all the file is in the same folder, see below;(Click on picture to get better view)
4) Click " Start ", see below;(Click on picture to get better view)
5) After that it will show like below;(Click on picture to get better view)
(Click on picture to get better view)
6) Enjoy!!