Hello Beverley,
We are sorry to hear about the inconvenience caused. We would request you to confirm whether you are trying to install AVG cleaner on your android device or MAC platform.
Thank you.
UNABLE TO install AVG cleaner
I'm trying to instoll it on my MacBook Air.
Beverley, Have a look @ this AVG article (https://support.avg.com/SupportArticleView?l=en&q=mac+cleaner&urlName=How-to-download-and-install-AVG-Cleaner-for-Mac).
AVG Guru