In order to edit a current rule in AVG to let Firefox connect to the internet see these archived instructions: http://kb.mozillazine.org/Firewalls#AVG_Internet_Security

• Configure firewalls so that Firefox can access the Internet

In order to clear history:

• Clear browsing history and cookies

What error message to you get when trying to access the AVG website? Or just a blank page?

http://www.avg.com/us-en/homepage

Do a malware check with several malware scanning programs on the Windows computer. Please scan with all programs because each program detects different malware. All these programs have free versions.

Make sure that you update each program to get the latest version of their databases before doing a scan.

• Malwarebytes' Anti-Malware:
  http://www.malwarebytes.org/mbam.php
• AdwCleaner:
  http://www.bleepingcomputer.com/download/adwcleaner/
  http://www.softpedia.com/get/Antivirus/Removal-Tools/AdwCleaner.shtml
• SuperAntispyware:
  http://www.superantispyware.com/
• Microsoft Safety Scanner:
  http://www.microsoft.com/security/scanner/en-us/default.aspx
• Windows Defender:
  http://windows.microsoft.com/en-us/windows/using-defender
• Spybot Search & Destroy:
  http://www.safer-networking.org/en/index.html
• Kasperky Free Security Scan:
  http://www.kaspersky.com/security-scan

You can also do a check for a rootkit infection with TDSSKiller.

• Anti-rootkit utility TDSSKiller:
  http://support.kaspersky.com/5350?el=88446

See also:

• "Spyware on Windows": http://kb.mozillazine.org/Popups_not_blocked
• https://support.mozilla.org/kb/troubleshoot-firefox-issues-caused-malware

First of all, this is not my fist time of internet issues or pc issues, I have cleared cookies several times and cache also. I have ran malwarebytes a couple times, I will attempt to run the other malware programs suggested, my error I was receiving is "Internal Server Error - Read The server encountered an internal error or misconfiguration and was unable to complete your request.

Reference #3.10111f45.1428115337.69fa937 " and if I remember this was the same error I sent on my initial e-mail, however I will down load the other malware software and see what happens