Just click on one of the purple 'download' buttons above and follow the instructions from there. Naturally for your device of choice. If you want to know the difference between Mega/Mediafire/Gofile: it's just personal but for large downloads as this I don't choose Mega anymore cause it wants you to make an account an download a Mega-file first. Mediafire is slow, but in my opinion reliable. Gofile don't really know the pro's and con's.