If the link is not working, try using the right mouse button/save link target as...
You can only log in once at a time on a download server. If you want to download a lot of files at the same time file faster, use bittorrent :)
Important : This file URL is unique for you, if you want to link to this download, you will have to use: https://www.gamersyde.com/video_batman_arkham_knight_time_to_go_to_war_1080p_-34738_en.html