Firefox v50.0.2

X86
​​​http://ftp.mozilla.org/pub/firefox/candidates/50.0.2-candidates/build1/win32/zh-CN/Firefox%20Setup%2050.0.2.exe​​​
X64
http://ftp.mozilla.org/pub/firefox/candidates/50.0.2-candidates/build1/win64/zh-CN/Firefox%20Setup%2050.0.2.exe