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 download Firefox 4.1 and a few days later it's gone and 3.64 is back.

  • 2 tontu
  • 47 am na jafe-jafe bii
  • 4 views
  • i mujjee tontu mooy drajewski

more options

I downloaded 4.1 and a day later it's 3.6.1. Then before downloading 4.1 again, I removed 3.6.1 and downloaded 4.1 A few days later, 4.1 is gone and 3.6.1 is back. Any ideas? I use Vista.

Dennis

I downloaded 4.1 and a day later it's 3.6.1. Then before downloading 4.1 again, I removed 3.6.1 and downloaded 4.1 A few days later, 4.1 is gone and 3.6.1 is back. Any ideas? I use Vista. Dennis

All Replies (2)

more options

Do you have security software that might have restored that previous version?

more options

Thank you for your time. Not sure. I use Microsoft Security Essentials. Could that be it?

Dennis