Adding AVG Protection PRO

Norman, Have a look @ this article (http://avgclick.me/downloadAVG). 
AVG Guru

Bought the addon AVG Protection PRO, it self installed on by Android tablet and Android phone automatically.
BUT it didn't install on either by WIN8.1 or WIN7 PCs.
What needs to be done, to get it installed on the PCs?

Norman, Have a look @ this article (http://avgclick.me/downloadAVG). 
AVG Guru