VPN ? Firewall ? Err

Hello Debbie, 

We will check and help you to resolve it. First, we need to check whether AVG internet Security causing this issue. We need to disable AVG components one by one to know that. 

Please follow the steps in this article (https://support.avg.com/SupportArticleView?urlname=Disable-AVG-Antivirus) to identify the AVG component that is causing the issue & let us know.

I just renewed and it AVG updated now whenever I have to use a link to go from one site to a site it links to, I get and error message:
          ""This site can't be reached
   …the name of the site … unexpectly closed the connection.
      Try
* checking the connection
*checking the proxy and the firewall
*running windows network diagnos
ERR_CONNECTION_CLOSED

thing is , it's not my computer because the computer is running, some links work, some don't
HELP PLEASE!

Hello Debbie, 

We will check and help you to resolve it. First, we need to check whether AVG internet Security causing this issue. We need to disable AVG components one by one to know that. 

Please follow the steps in this article (https://support.avg.com/SupportArticleView?urlname=Disable-AVG-Antivirus) to identify the AVG component that is causing the issue & let us know.