Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Avatar for Username

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
Open

Facebook page don't open with firefox

Firefox Site breakages
cor-el replied
giannopoulosk70
giannopoulosk70

Facebook page don't open with firefox

Facebook page don't open with firefox

All Replies (2)

TyDraniu
TyDraniu
  • Top 10 Contributor

Users with Bitdefender security software installed may experience problems loading websites, particularly Facebook.com. We are working on a workaround, but as a temporary mitigation, disabling Bitdefender or turning off its traffic filtering features may resolve the issue.

cor-el
cor-el
  • Moderator
  • Top 10 Contributor

Note that this HTTP3 issue is being investigated by Mozilla.

  • 2034178 - Facebook does not open in Firefox 150.0 (HTTP/3 stalled by endpoint protection?)

(please do not comment in bug reports
https://bugzilla.mozilla.org/page.cgi?id=etiquette.html)

Ask a question

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.