I can't download 3.5.6 and can't install it

Unity Engine
1

my download is stopped at 99%

and when I install it, I see NSIS error

I’m using win7 64bit and I figure out my 3 computers have same problem.

can’t download…

how can I fix it??

2

Download again later or look here Why do I get NSIS Error? - NSIS