How to get pass screen asking to upgrade

Jeremy,
We regret for the inconvenience caused to you. The upgrade message which appears on the AVG interface is default and you can close that popup for temporarily by clicking on the 'X' button.  If you get some other marketing popups or ads, please provide us with the screenshot http://avgclick.me/getscreenshot of that popup so that we could check and assist you better? You have the option to change the frequency of your popups, please refer this article: http://support.avg.com/SupportArticleView?urlname=How-to-Change-the-Frequency-of-Pop-Up-Notifications. Thank you.

Then click this link http://www.avg.com/us-en/download to download your AVG program, run the downloaded file to start the installation process and follow the instructions on your screen.

Complete the installation, restart your computer and check for the results. Please, feel free to let us know if you require any further assistance. Thank you,

Jeremy,
Thank you for the information provided. We do understand how difficult this is for you. Please be informed that the AVG pop-up you received because, the trial version, you have installed got expired in your computer. That is the reason why you received the pop-up to upgrade to pro version. To fix this issue, you can simply uininstall the expired trial version from your computer and install the AVG Free, this should have stopped the unwanted pop-up.

We request you to use our AVG remover tool to uninstall this program completely. Refer this article : http://support.avg.com/SupportArticleView?urlname=How-to-uninstall-AVG to download and run your AVG remover tool.

I am running the free version but now before I can choose to scan my PC it comes up with a meesage to upgrade.  Tried uninstalling and reinstalling just get the same message .  How van I get past it?

Jeremy,
We regret for the inconvenience caused to you. The upgrade message which appears on the AVG interface is default and you can close that popup for temporarily by clicking on the 'X' button.  If you get some other marketing popups or ads, please provide us with the screenshot http://avgclick.me/getscreenshot of that popup so that we could check and assist you better? You have the option to change the frequency of your popups, please refer this article: http://support.avg.com/SupportArticleView?urlname=How-to-Change-the-Frequency-of-Pop-Up-Notifications. Thank you.

Jeremy, If applicable… For your info, just in case that you are unaware, you can post the screenshot here in your topic. Click on 'Answer' & then click on the 'Image' [mountain symbol] & follow the instructions. 
AVG Guru

Jeremy,
Thank you for the information provided. We do understand how difficult this is for you. Please be informed that the AVG pop-up you received because, the trial version, you have installed got expired in your computer. That is the reason why you received the pop-up to upgrade to pro version. To fix this issue, you can simply uininstall the expired trial version from your computer and install the AVG Free, this should have stopped the unwanted pop-up.

We request you to use our AVG remover tool to uninstall this program completely. Refer this article : http://support.avg.com/SupportArticleView?urlname=How-to-uninstall-AVG to download and run your AVG remover tool.