LEGO.com customerservice FAQ - Products - Themes - MINDSTORMS - MINDSTORMS NXT - How can I get a replacement for the LEGO® MINDSTORMS® NXT software for set 8547?
[http://service.lego.com/en-us/helptopics/products/themes/mindstorms/mindstorms-nxt/nxt-software-download] - - public:lowly