I just tried that Downloads.cnet.com link and it worked for me.
I currently have a file waiting to be downloaded called avg_free_stb_all_9_39_cnet.exe . All I have to do is click "Save file".
May I ask, which browser are you using? Can you try another browser?
Want to see the future of car technology?
Brian Cooley found it for you at CES 2017 in Las Vegas and the North American International Auto Show in Detroit.