AVG Protection Won't Uninstall

Hello Brian,
Sorry to hear about that. Please try to run AVG remover tool as described in this article http://support.avg.com/SupportArticleView?urlname=How-to-uninstall-AVG to uninstall AVG completely from your PC.
Please, feel free to let us know if you require any further assistance.

I attempted to uninstall AVG Protection but it failed. Now, it won't show up anywhere I look and yet still prevents Zen from uninstalling.

Hello Brian,
Sorry to hear about that. Please try to run AVG remover tool as described in this article http://support.avg.com/SupportArticleView?urlname=How-to-uninstall-AVG to uninstall AVG completely from your PC.
Please, feel free to let us know if you require any further assistance.