Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

I had no trouble with AVG anti-virus til I went to Firefox 4. Now I am considering going back to crappy Int.Exp. How do I go back toFirefox 3.6

  • 1 reply
  • 3 have this problem
  • 1 view
  • Last reply by daveshill

more options

I keep getting" connection timed out".I find out AVG isn't compatible w/ Firefox4.How do I go back to the previous version of Firefox which worked GREAT with AVG. I will switch to crappy Internet Explorer before I drop AVG.Ihate the idea cause til now I loved Firefox .Have had no trouble with it.PLEASE FIX MY PROBLEM!!!!!!

I keep getting" connection timed out".I find out AVG isn't compatible w/ Firefox4.How do I go back to the previous version of Firefox which worked GREAT with AVG. I will switch to crappy Internet Explorer before I drop AVG.Ihate the idea cause til now I loved Firefox .Have had no trouble with it.PLEASE FIX MY PROBLEM!!!!!!

All Replies (1)

more options

AVG anti-virus says to upgrade to AVG 2011 to fix Firefox 4 compatibility problems. I will try it, I hope it works!