Mozilla Firefox Connection Error
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... Firefox Basic browsing Install and update Sync and save Chat and share Do more firefox unable to connect with apps Protect your privacy Manage preferences and add-ons Fix slowness, crashing,
Firefox Server Not Found
error messages and other problems Fix problems with websites (Facebook, YouTube, webmail etc.) Unblock Firefox from connecting firefox won't connect to internet to the Internet Procedures to diagnose and fix problems Videos, sound, pictures and animations don't work Firefox is slow or stops working Firefox crashes Firefox won't save settings unable to connect firefox can't establish a connection to the server or remember information Problems with add-ons, plugins or unwanted software Fix slowness, crashing, error messages and other problems Unblock Firefox from connecting to the Internet What does "Your connection is not secure" mean? When connecting to a website that uses an invalid TLS certificate or weak encryption, Firefox will display an error page saying "Your connection
Firefox Won't Load Pages
is not secure". How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure websites This article explains why you might see the error code "SEC_ERROR_UNKNOWN_ISSUER" on HTTPS websites and how you can troubleshoot it. How to troubleshoot time related errors on secure websites This article explains why you might see time-related errors on HTTPS websites and how you can troubleshoot them by correcting your system clock. Configure Windows Firewall to allow Firefox access to the Internet A "Server not found" error can be caused by Windows Firewall blocking Firefox from accessing the Internet. Learn how to configure it to allow Firefox access. Server Not Found - Troubleshoot connection problems If you can't connect to a website, you may see the Server Not Found error message. Learn how to troubleshoot and fix this error. Portions of this content are ©1998–2016 by individual mozilla.org contributors. Content available under a Creative Commons license. Contact Us Privacy Policy Legal Notices Report Trademark Abuse Source Code Twitter Facebook Firefox Friends Switch to mobile site
load Firefox Editing Tools Article Discussion Edit Article Translate Article Show Translations What Links Here Show History Customize this article Firefox Version 51 Version firefox can't load websites but other browsers can 50 Version 49 Version 48 Version 47 Version 46 Version 45 Windows 8 Windows firefox problem loading page 7/Vista Windows XP Mac Linux Windows 10 Explore more topics Basic browsing Install and update Sync and save Chat and
Firefox Connecting Forever
share Do more with apps Protect your privacy Manage preferences and add-ons Fix slowness, crashing, error messages and other problems Was this article helpful? Websites don't load - troubleshoot and fix error messages https://support.mozilla.org/en-US/products/firefox/fix-problems/unblock-firefox-connecting-internet Are you having trouble getting a website to load? Don't worry — we're here to help. This article will show you how to fix the problem so you can get back to surfing the web. Note: If you see the shield icon in the address bar and you're having trouble with that website, please see Mixed content blocking in Firefox Table of Contents1 First, let's figure https://support.mozilla.org/en-US/kb/websites-dont-load-troubleshoot-and-fix-errors out where the problem is2 The problem only happens with certain websites2.1 Try clearing Firefox's cookies and cache2.2 The website loads but doesn't work properly2.3 The problem only happens on a secure (https) website3 The problem only happens in Firefox4 The problem happens in all web browsers5 Other, less common problems First, let's figure out where the problem is With a little detective work, we can narrow down the cause of the problem. Open a new tab and check to see if you can load another website like google.com or mozilla.org. If you can open another site, skip down to The problem only happens with certain websites If you can't open another site, continue on to the next step. Launch another browser, like Internet ExplorerSafariGoogle Chrome, and try to open the site you were having problems with. If the site works in another browser, see The problem only happens in Firefox If the site doesn't work in another browser, check out The problem happens in all web browsers The problem only happens with certain websites If you see any of these error messages, it might just be a problem with Firefox's cache: The connection was interrupted The con
"Your connection is not ... Firefox Editing Tools Article Discussion Edit Article Translate Article Show Translations What Links Here Show History Customize this article Firefox https://support.mozilla.org/en-US/kb/what-does-your-connection-is-not-secure-mean Version 51 Version 50 Version 49 Version 48 Version 47 Version 46 Version 45 Windows 8 Windows 7/Vista Windows XP Mac Linux Windows 10 Explore more topics Basic browsing Install and update Sync and save Chat and share Do more with apps Protect your privacy Manage preferences and add-ons Fix slowness, crashing, error messages and other problems Was this article helpful? What does "Your connection is unable to not secure" mean? When Firefox connects to a secure website (the URL begins with "https://"), it must verify that the certificate presented by the website is valid and that the encryption is strong enough to adequately protect your privacy. If the certificate cannot be validated or if the encryption is not strong enough, Firefox will stop the connection to the website and instead show an error page. unable to connect On some websites there is an option to report secure connection errors to Mozilla for statistical purposes: To troubleshoot secure connection problems with the error message Secure Connection Failed, see the Troubleshoot the "Secure Connection Failed" error message article. When Firefox connects to a secure website (the URL begins with "https://"), it must verify that the certificate presented by the website is valid and that the encryption is strong enough to adequately protect your privacy. If the certificate cannot be validated or if the encryption is not strong enough, Firefox will stop the connection to the website and instead show an error page: To troubleshoot secure connection problems with the error message Secure Connection Failed, see the Troubleshoot the "Secure Connection Failed" error message article. Table of Contents1 What to do if you see this error?2 Technical information2.1 The certificate will not be valid until (date)2.2 The certificate expired on (date)2.3 The certificate is not trusted because the issuer certificate is unknown2.4 The certificate is not trusted because it is self-signed2.5 The certificate is only valid for (site name)2.6 Corrupted certificate store3 Bypassing the warning4 Reporting the Error What to do if you see this error? If y