Free anti virus for mac

Hi Colin.
Please Go to Applications > Utilities and open up Activity Monitor. Scroll down until you find AVG application. Highlight it and click the "Quit Process" button in the upper left. Now it is no longer running and you should be able to uninstall it from your computer.

i cannot uninstall avg free trial from my mac as it keeps saying the the app is still open

Hi Colin.
Please Go to Applications > Utilities and open up Activity Monitor. Scroll down until you find AVG application. Highlight it and click the "Quit Process" button in the upper left. Now it is no longer running and you should be able to uninstall it from your computer.