Hello, Steve.
We'll certainly assist you to resolve this. From the description you provided, you seem to be using an older version of AVG as Zen app is not a part of latest AVG Internet Security. We'd request to run AVG Remover tool as described in the link below to uninstall older version completely and re install the latest version:
http://support.avg.com/SupportArticleView?urlname=How-to-troubleshoot-issues-after-upgrade-to-the-latest-AVG-antivirus-product
Refer to instructions in the link below on how to download and install latest version AVG Internet Security:
http://support.avg.com/SupportArticleView?urlname=Download-and-install-AVG-Protection .